GARG, P.K. GUPTA, R.G. SARNA, C.S.
NEW BOOK OF MATHEMATICS FOR CLASS XII, Part II - 5th Ed. - New Delhi Arya Book Depot, New Delhi 1994
510 / SAR/NE
NEW BOOK OF MATHEMATICS FOR CLASS XII, Part II - 5th Ed. - New Delhi Arya Book Depot, New Delhi 1994
510 / SAR/NE