Sudying predators / 
Brian C. R. Bertram. 
 - rev. 2nd ed. 
 - Nairobi :  African Wildlife Leadership Foundation,  1979. 
 - 44 p. 
<br/><br/> Main stack. 
<br/><br/><label>Subjects--Personal Names: </label><br/>QH 540.5 .A4 v3.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology--Techniques.