Derman William. <br/><br/>
Preliminary Reflections On Research Issues And Strategies For A Long - Term (Five Year Or Longer) Study Of Common Property And Natural Resource Management With Particular Emphasis Upon The Zambezi River Basin/ William Derman And University Of Zimbabwe. 

 - Zimbabwe :  University Of Zimbabwe :  1996. 
 - 30p:   30cm. 
 -  0 .
<br/><br/><br/>ENG 
<br/><br/><label>LC Class. No.: </label>HC900 DER 1996