000 00550nam a22002177a 4500
003 RCL
005 20230623112818.0
008 180129b xxu||||| |||| 00| 0 eng d
020 _a 81-85624-69-0
_cRs.70.00
040 _aRCL
082 _a514
_bD229 ed.31
100 _aDas, B.C.
245 _aHigher trigonometry
_cB.C. Das ; B.N. Mukherjee
250 _a31st ed
260 _aKolkata
_bU N Dhur
_c2006.
300 _axiv, 312 p.
_c18 cm.
500 _aIncludes index
650 _aMATHEMATICS
700 _aMukherjee, B.N.
_4AUT
942 _cBOOK
999 _c768
_d768