000 00366nam a2200145Ia 4500
008 180613s9999||||xx |||||||||||||| ||und||
020 _a716718049
041 _aen
082 _a510
100 _aGERSTEIN,Larry J.
245 0 _aDiscrete mathematics & Algebraic structures
260 _aAmerica
_bW.H.Freeman and company
_c1987
300 _axv,413p.
942 _cSR
999 _c73670
_d73670