Gustason, William  <br/><br/>
Elementary Symbolic Logic  

 - 2nd ed 
 - Long grove   Waveland Press, INC.  1989 
 - various Paging  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic, symbolic and mathematical 
<br/><br/><label>LC Class. No.: </label>BC 135 .G87 1989