000 00335nam a2200145Ia 4500
100 _aGupta/Satinder Bal
942 _cBK
366 _f10
654 _amathematical structures
245 _aDiscrete Mathematics and structures
260 _bLaxmi publications
_aNew Delhi
_c2006
300 _a358
546 _aENGLISH
999 _c26928
_d26928