000 00428nam a2200157Ia 4500
008 211115s9999 xx 000 0 und d
020 _a81-207-0144-5
041 _aeng
082 _aT:(B)
_bM2;3
100 _aChauhan, S.S..
245 2 _aA Textbook of Programmed Instruction /
250 _aReprinted 1985 /
260 _aNew Delhi-16 :
_bSterling Publishers Pvt. Ltd. ,
_c1954
300 _ap.192,viii :
942 _cTB
999 _c14354
_d14354