Broos, J. A. R. <br/><br/>
Aspek, 'n driedimensionale interpretasie. 

 - Pretoria :  University of South Africa,  1964. 
 - Communications of the University of South Africa ;  C 52 .
 - University of South Africa. Communications ;  University of South Africa. Communications ;  C 52. .
<br/><br/> Resume: Aspect--une interpretation tridimensionnelle. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic.