000 00280nam a2200109 4500
020 _a70006688.0
082 _a025.431 SAT/EXE
100 _aSatija, M P
245 _aExercise in the 23rd edition of the DDC
_cby m P Satija
260 _aNew Delhi
_bEss Ess pub.
_c2012
942 _cBK
999 _c382470
_d382470