Awale, Ahmed Ibrahim. 2016. Environment in crisis: selected essays. Ed. 2. ISBN: 978-87-995208-5-5.

Awale, Ahmed Ibrahim and Ahmed Jama Sugulle. 2011. Perennial Plant Mortality in the Guban Area of Somaliland. Candlelight for Health, Education & Environment, Hargeisa, Somaliland.

Awale, Ahmed Ibrahim, Mohamed Eggeh Killeh and Abdi Abdillahi Mohamed. 2005. Integrated Community–based Resource Management in the Grazing lands of Ga’an libah, Somaliland. Candlelight for Health, Education & Environment, Hargeisa, Somaliland.

DeCarlo, Anjanette and Saleem H. Ali. 2014. Sustainable sourcing of phytochemicals as a development tool. The case of Somaliland’s frankincense trade. The Institute for Environmental Diplomacy and Security.

Delaware, Vincent, Pierre Couteron, Jan Bogaert and Nicolas Barbier. 2012. Determinants and dynamics of banded vegetation in arid climates. Ecological Monographs 82: 3-21.

Friis, Ib, Mats Thulin, Henning Adsersen and Anne- Marie Bürger. 2005. Patterns of plant diversity and endemism in the Horn of Africa. Biol. Skr. 55:289–314. ISSN 0366-3612. ISBN 87-7304-304-4.

Glover, P.E. 1947. A provisional checklist of British and Italian Somaliland trees, shrubs, and herbs (including the reserved areas adjacent to Abyssinia). Crown Agent for the Colonies, London, United Kingdom.

Hemming, C.F. 1966. The vegetation of the northern region of Somali Republic. Proceedings of the Linnaean Society, London. 177:173–250.

Magin, Chris and Burdette, Christine. Year Unknown. Somali montane xeric woodlands. World Wildlife Foundation.

Mahoney, Desmond. 1994. Trees of Somalia (Revised). A field guide for Development Workers. Oxfam research Paper No. 3. ISBN 0 85598 109 1.

Mallon, David P. and Abdi A. Jama. 2015. Current status of antelopes in Somaliland. IUCN/SSC Antelope Specialist Group and Nature Somaliland.

Mazuch, Tomás. 2013. Amphibians and reptiles of Somaliland and eastern Ethiopia, based on two field trips in 2010/2011. Tomás Mazuch, Dritec. 80 pp.

Miskell, John. 2000. An ecological and resource assessment of Gacaan Libaax, Somaliland. IUCN East Africa Programme, Somali Natural Resources Management Programme.

Parker, H.W. 1949. The snakes of Somaliland and the Sokotra Islands. Zoologische Verhandelingen 6:1-115. 

Sommerlatte, M. and Abdi Umar. 2000. An ecological assessment of the coastal plains of north western Somalia (Somaliland). IUCN Eastern Africa Programme. Somali Natural Resources Programme.

Swayne, Harald G.C. 1903. Seventeen trips through Somaliland and a visit to Abyssinia: with supplementary preface on the ‘ad Mullah’ risings. Rowland Ward, Ltd, London. 452 pp.

Thulin, Mats (Ed.) 1993-2006. Flora of Somalia [including Somaliland], vols. 1-4. Royal Botanic Gardens, Kew, UK.

Wikipedia. 2007. List of mammals of Somalia [including Somaliland].  Derived from IUCN Redlist.

Wikipedia. Year Unknown. Cal Madow.

Wikipedia. Year unknown. List of butterflies of Somalia [including Somaliland].

Willes, James and Christopher Addison. 1905. With the Abyssinians in Somaliland. Hodder and Stoughton, London, UK. 331 pp.