TY  - BOOK
AU  - Summers, George J.
TI  - Mind teasers / George J. Summers: logic puzzles & games of deduction 
U1  - 793.73 SUM-M 
PY  - 1987///
CY  - New Delhi
PB  - Sudha Publications
KW  - Mind teasers / George J. Summers logic puzzles & games of deduction Puzzles - Logic - Detective and mystery stories
KW  - Puzzles - Logic - Detective and mystery stories
ER  -