Van der Merwe, P. J. (Petrus Johannes), 1912-1979.  Van der Merwe, P. J. (Petrus Johannes), 1912-1979. <br/><br/>
Trek :  studies oor die mobiliteit van die pioniersbevolking aan die Kaap. 

 - Kaapstad :  Nasionale Pers,  1945. 
 - Ons geskiedenis .
<br/><br/> A study of the trekboer up to modern times. Part of a trilogy. 
<br/><br/>Bibliography: p. [300]-312. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Afrikaners.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Cape of Good Hope (South Africa) -- History.--Cape of Good Hope (South Africa) -- History.