Indigenous Farmer managed Irrigation on Sonjo, Tanzania. An original article from the Royal Geographical Society journal, 1994.
Royal Geographical Society Journal, Vol. 160, March 1994. 1994. First Edition. Disbound. 15 pages with 6 plates. Note; this is an original article separated from the volume, not a reprint or copy. Size: Octavo (Standard Book Size). Quantity Available: 1. Category: Royal Geographical Society; Inventory No: 600910. More