Programme, U. N. E. (2012). Africa: Atlas of our Changing Environment. United Nations Environment Programme.
استشهاد بنمط شيكاغوProgramme, United Nations Environment. Africa: Atlas of Our Changing Environment. United Nations Environment Programme, 2012.
MLA استشهادProgramme, United Nations Environment. Africa: Atlas of Our Changing Environment. United Nations Environment Programme, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.