000 00321nam a22001337a 4500
999 _c15120
_d15120
005 20231215105038.0
008 231124b ||||| |||| 00| 0 eng d
020 _a8171692354
100 _aRAO, V.K.
245 _aLEARNING AND TEACHING
260 _aNEW DELHI
_bCOMMONWEALTH
_c2022
300 _a326 p.
942 _2ddc
_cBK