Alareefi, Adel Abdu Abdullah, The protected area system of Yemen : biodiversity and management of Utomah Natural Reserve / Adel Abdu Abdullah Alareefi. - xix, 220 pages : illustrations ; 30 cm. Thesis (Ph.D.) - Universiti Kebangsaan Malaysia, 2013. References : page [177]-195. Subjects--Corporate Names: Universiti Kebangsaan Malaysia--Dissertations. Subjects--Topical Terms: Dissertations, Academic--Malaysia.Biodiversity conservation--Yemen.