TY  - BOOK
AU  - Blyth, John W
AU  - Blyth,John W
TI  - Modern Introduction to Logic
U1  - 160 
PY  - 1957///
CY  - Cambridge
PB  - Houghton Mifflin Company
KW  - Logic
N1  - includes index and biblioraphy; Index
ER  -