000 00390pam a2200157a 44500
008 160408b1972 xxu||||| |||| 00| 0 eng d
082 _a511.64
_bB456
100 _aBerman, Gerald
245 1 _aINTRODUCTION TO COMBINATORICS
260 _aNew York
_bAcademic Press
_c1972
300 _a300
650 _aCombinations
700 _aFryer, K. D.
964 _gCIRC
997 _aA29141 C
999 _c256674
_d256674