TY  - BOOK
AU  - Layman,C.Stephen
TI  - By C. stephen layman - the power of logic: 3rd edition 
T2  - Third
SN  - 8580000932966 (hardcover)
PY  - 2005///
CY  - [S.l.]
PB  - McGraw-Hill Companies, The
UR  - http://www.amazon.com/exec/obidos/ASIN/B008UZ1YUW/chopaconline-20
ER  -