Williamson, Richard E. Multivariable mathematics: linear algebra, differential equations, calculus [by] Richard E. Williamson [and] Hale F. Trotter. - Englewood Cliffs, N.J. Prentice-Hall [1974] - ix, 630 p. illus. 25 cm. ISBN: 0136048358 LCCN: 73023007 Subjects--Topical Terms: Algebras, LinearCalculusDifferential equations LC Class. No.: QA184 / .W54 Dewey Class. No.: 512/.15