Wickens, G. E. (1976). The flora of Jebel Marra (Sudan Republic) and its geographical affinities. London: H.M. Stationery Off..
استشهاد بنمط شيكاغوWickens, G. E. The Flora of Jebel Marra (Sudan Republic) and Its Geographical Affinities. London: H.M. Stationery Off., 1976.
MLA استشهادWickens, G. E. The Flora of Jebel Marra (Sudan Republic) and Its Geographical Affinities. London: H.M. Stationery Off., 1976.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.