Blum, Alan F. <br/><br/>
Theorizing / 
Alan F. Blum. 
 - London :  Heinemann,  1974. 
 - xi, 272 p. ; 
<br/><br/><label>ISBN: </label>0435820702 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Inquiry (Theory of knowledge).
<br/><br/><label>Dewey Class. No.: </label>121  / Th