Amanor, Kojo,  1956- <br/><br/>
The new frontier :  farmer responses to land degradation : a West African study / 
Kojo Sebastian Amanor. 
 - Geneva :  London ;  Atlantic Highlands, N.J. :  UNRISD ;  Zed Books,  c1994. 
 - xii, 244 p. :  ill., map ;  23 cm.