Philosophical problems in Logic:  Some recent developments/ 
Ed. by Karel Lambert. 
 - Dordrecht ;  Reidel,  [1970]. 
 - viii, 176 p.;  23 cm. 
 - Synthese library .
<br/><br/> Based on addresses presented during a colloquium on free logic, modal logic and related areas held at the Univ. of California at Irvine, in May of 1968. 
<br/><br/><label>LCCN: </label>76490025 //r84 
<br/><br/><label>Nat. Bib. No.: </label>Ne70-11 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Modality (Logic)<br/>Logic, Modern.
<br/><br/><label>Dewey Class. No.: </label>511.3  / P568