Friedberg, Stephen H. Linear algebra [Book] / Stephen H. Friedberg, Arnold J. Insel, Lawrence E. Spence. - 4th ed.; Eastern Economy Edition. - Delhi : Prentice Hall of India:, c2003. - xii, 601 p. : ill. ; 24 cm. Includes index. All. ISBN: 8120326067 Subjects--Topical Terms: Algebras, Linear. Dewey Class. No.: 512.5