000 00318nam a2200133Ia 4500
008 221001s1977 xx 000 0 eng d
082 _a330 OJH (H)
100 _aOjha, B. L.
245 0 _aArthik sangathan
250 _a4th ed.
260 _aJaipur
_bAdarsh Prakashan
_c1977
300 _avi, 384p.
942 _2ddc
_cBK
999 _c26102
_d26102