Dumitriu, Anton <br/><br/>
Logica polivalenta 
by Anton Dumitriu 
 - Bucuresti:  Editura Enciclopedica,  1971. 
 - 424 p.  18 cm 
 - Enciclopedia de buzunar .
<br/><br/>Contine Bibliografie 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical logic (Symbolic logic)
<br/><br/><label>Dewey Class. No.: </label>511.3