African agriculture, the critical choices / 
edited by Hamid Ait Amara and Bernard Founou-Tchuigoua with a preface by Samir Amin. 
 - Tokyo :  London ;  Atlantic Highlands, N.J. :  United Nations University Press ;  Zed Books,  1990. 
 - 227 p. ;  23 cm. 
 - Studies in African political economy .