00310nam a2200109 a 450000500170000002000150001708200190003210000230005124500710007426000340014530000210017920251203110052.0  a8121918561  a515.63076bRAI  aRaisinghania, M.D.  aVector calculusbfor B.A. B.Sc. student of all Indian Universities  aNew DelhibS.Chand & Coc1999  axvi,368p.c22cm.