An introduction to propositional logic and set theory 
Cesar, P. 
 -  s.n.  2021 
 - 195 pages. 
<br/><br/>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic, symbolic and mathematical.
<br/><br/><label>Dewey Class. No.: </label>511.3 C421 [2021]