Linear algebra and its applications
by David C. Lay, Lay, Davic C. Lay, Steven R. Lay, Judi J. McDonald, Addison-Wesley Publishing Staff, Pearson Education Staff, David Lay, Judi McDonald, David C. Lay; Steven R. Lay; Judi J. McDonald, Judi McDonald David Lay, David C. Lay, Steven Lay
1994