000 00310nam a2200121Ia 4500
008 220201s1983 xx 000 0 eng d
082 _a658
_bBHU
100 _aBhushan evam Aggarwal
245 0 _aVyavsay sangathan ke sidhant
260 _aNew Delhi
_bSultan Chand & Sons
_c1983
300 _a6.71
942 _2ddc
999 _c24226
_d24226