Barratt, John, ed Louw, Michael, ed <br/><br/>
International aspects of overpopulation  Conference held by the South African institute of international affairs at Johannesburg 

 - London  Macmillan St. martins press  1972 
 - xvii,334p.; 22cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>International migration<br/>Popualtion<br/>Popualtion explosion<br/>World food supplies