Friedberg, Stephen H. Linear algebra.-4thed. / Stephen H. Friedberg, Arnold J. Insel, Lawrence E. Spence. - 4th ed. - New Delhi: Prentice-Hall of India c2004. - xii, 601 p. : ill. ; Includes index. ISBN: 0130084514 Subjects--Index Terms: Algebra,linear Universal Decimal Class. No.: 512.64 / FRI