TY  - BOOK
AU  - Bose R C
AU  -  Manvel B
TI  - Introduction to combinatorial theory
T2  - Wiley series in probability and mathematical statistics
U1  - B217, M4;1 
PY  - 1984///
CY  - New York    
PB  -  John Wiley       
KW  -  Combination
KW  - Permutation
ER  -