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NOTE: You are purchasing a standalone product; Mastering does not come packaged with this content. If you would like to purchase both the physical text and Mastering search for ISBN-10: 0321944445 /ISBN-13:9780321944443 . That package includes ISBN-10: 032194917X/ISBN-13:9780321949172¿ and ISBN-10: 0321957393 /ISBN-13: 9780321957399.
Mastering is not a self-paced technology and should only be purchased when required by an instructor.