Thomas, George B. Calculus and analytic geometry / George B. Thomas, Ross L. Finney. - Sixth edition. - New Delhi : Narosa Publishing House. 1986. - xxv, 1041, [100]pages : illustrations ; 24 cm. Includes index. ISBN: 8501552X pbk. Subjects--Topical Terms: Mathematics Dewey Class. No.: 515.15 / THO