000 00396 a2200169 4500
020 _a0340610476
082 _a511.2
_bCHE
090 _c2336
_d2794
100 _aChetwynd, A.
245 _aDiscrete mathematics
260 _aLondon
_bArnold
_c1995
_g1995
300 _a[7], 209p.
_c25cm.
440 _aModular mathematics series
650 _aMathematics
700 _aDiggle, P.
942 _cSR
999 _c31412
_d31412