000 00372nam a2200133Ia 45e0
008 180501s1985 xx 000 0 und d
100 _aR.S.DAHIYA
245 0 _aCOMPREHENSIVE COURSE IN PLANE TRIGNOMETR
250 _a6TH
260 _bDELHI LAXMI
_c1985
300 _a286
650 _aMAT
942 _2ddc
_cBK
999 _c476
_d476