(1977). Development of arid and semi-arid lands: Obstacles and prospects. Unesco ; distributed by Unipub].
Chicago Style (17th ed.) CitationDevelopment of Arid and Semi-arid Lands: Obstacles and Prospects. Paris : [New York: Unesco ; distributed by Unipub], 1977.
MLA (8th ed.) CitationDevelopment of Arid and Semi-arid Lands: Obstacles and Prospects. Unesco ; distributed by Unipub], 1977.
Warning: These citations may not always be 100% accurate.