TY  - BOOK
AU  - Iseminger, Gary.
TI  -  An introduction to deductive logic
T2  -  The Century philosophy series
U1  - 161 
PY  - 1968///]
CY  - New York
PB  - Appleton-Century-Crofts
KW  - Logic
N1  - Includes bibliographical references ( p. 177-179.)
ER  -