Norman,David W.
Farm and village production systems in the semi-arid tropics of west Africa : an interpretive review of research / David W.Norman,..., Mark D.Newman,...Ismael Ouedraogo,... . - Patanchuru : ICRISAT, 1981 . - VI-94 p. : couv.ill.en coul. ; 28 cm. - ICRISAT,Research bulletin vol.1 4 .
bibliogr.
Fonds FACAGRO
631.4.
Farm and village production systems in the semi-arid tropics of west Africa : an interpretive review of research / David W.Norman,..., Mark D.Newman,...Ismael Ouedraogo,... . - Patanchuru : ICRISAT, 1981 . - VI-94 p. : couv.ill.en coul. ; 28 cm. - ICRISAT,Research bulletin vol.1 4 .
bibliogr.
Fonds FACAGRO
631.4.