@book{13620,
	author = {Ravignan, François de, and Barbedette, Loic, and Pan African Institute for Development.},
	title = {Découvrir une agriculture vivrière :},
	publisher = {G.-P. Maisonneuve & Larose,},
	year = {1977.},
	address = {Paris :},
	note = {At head of title: Institut panafricain pour le développement.}
}