TY  - GEN
AU  - Watkins, John J.
TI  - Across the board : the mathematics of chessboard problems
SN  - 8173715416(pb)
U1  - 793.74 WAT/Acr 
PY  - 2005///
CY  - Hyderabad
PB  - Universities Press (I) Pvt. Ltd
N1  - Includes references and index
ER  -