College algebra / Marvin L. Bittinger, Judith A. Beecher. - New York et al. : Addison-Wesley publ. comp., [1989]. - xvi, 479, [54] p. : fig. ; 27 cm.см.. - ISBN 0-201-09164-X[MFN: 5504]
College algebra / Raymond A. Barnett, Michael R. Ziegler. - 4th ed.. - New York et al. : McGraw-Hill, [1989]. - xxi, 517, [77] p. : fig. ; 24 cm.см.. - ISBN 0-07-003930-5[MFN: 5566]