000 00277nam a2200109Ia 4500
008 221001s1985 xx 000 0 eng d
082 _a651.3741 SAC (H)
245 0 _aSachiviya paddhati
260 _aDelhi
_bUniversity of Delhi
_c1985
300 _axvii, 386p.
942 _2ddc
_cBK
999 _c19689
_d19689