Lay, David C. Linear algebra and its applications / David C. Lay. - 4th ed. - Essex,England : Pearson, 2014. - 784 p. : ill. (some col.) ; 28 cm. Includes index. ISBN: 9781292020556 Subjects--Topical Terms: Algebras, Linear---- Textbooks. LC Class. No.: QA184.2 / .L33 2014