Scientific research I   
ed. by Mario Bunge. 
 - New York  Springer-Verlag  1967 
 - viii, 374p. 
 - Studies in the foundations methodology & philosophy of Sci. .
<br/><br/><label>ISBN: </label>0387039953 
<br/><br/><label>Dewey Class. No.: </label>507  / N67.3.1;1