Diagnostic study on the present state of ecology and the environmental management of the common Zambezi River system :   Eminwa Programme 

 - s.l. :   United Nations Environment Programme,   1986. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>RIO  ZAMBEZI, AFRICA<br/>MEDIO AMBIENTE
<br/><br/><label>Universal Decimal Class. No.: </label>556.53