00919nam0-22003251i-450-99000385495040332120080115105202.00-8018-1075-2000385495FED01000385495(Aleph)000385495FED0100038549520030910d--------km-y0itay50------baitaITAfrican Food Production SystemsCases and TheoryEdited by Peter F.M. McLoughlin.BaltimoreLondonJohns Hopkins Press1970.x, 318 p.ill.23 cmAgricolturaAfricaProdotti agricoliF/1.1H/1.21McLoughlin,Peter F. M.ITUNINARICAUNIMARCBK990003854950403321H/1.21 AFR3096/ISESSESAfrican food production systems293941UNINA