Piet, John H. (Ed.) <br/><br/>
Formal logic 

 - New Delhi  Mrs. Ranikapoor For Cosmo Publication  2000 
 - vi,286p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>R1
<br/><br/><label>Dewey Class. No.: </label>R1  / No