Killingbeck, J. P. Mathematical techniques and physical applications [by] J. Killingbeck [and] G. H. A. Cole. - New York, Academic Press, 1971. - xiv, 715 p. illus. 24 cm. ISBN: 0124068502 LCCN: 70163766 LC Class. No.: QC20 .K48 1971 / .K48 1971 Dewey Class. No.: 530.1/5