Irrigation in the Sudan: Its Growth, Distribution and Potential Extension

Autor:	Barbour, K. M.
Zdroj:	Transactions and Papers (Institute of British Geographers), 1959 Jan 01(26), 243-263.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/621052 Zobrazit plný text záznamu