Convery, Frank J. <br/><br/>
Applying environmental economics in Africa / 
Frank J. Convery. 
 - Washington, D.C. :  World Bank,  c1995. 
 - xviii, 157 p. :  ill. ;  28 cm. 
 - World Bank technical paper,  Africa Technical series  no. 277.  0253-7494 ; .