TY  - BOOK
AU  - Klenk, Virginia
AU  - Klenk,Virginia
TI  - Understanding Symbolic Logic
SN  - 0130607673   
U1  - N14 
PY  - 1983///
CY  - New Jersey
PB  - Prentice-hall, Inc.
N1  - includes index and biblioraphy
ER  -