000 00286nam a22001217a 4500
999 _c153684
_d153684
082 _a
_b
100 _aMangal S K
245 _aA textbook on teaching of mathematics/
_cby Mangal S K.
260 _aLucknow:
_bPrakash brothers,
_c1998.
300 _a156p.
650 _a
942 _cBK