BackPack: No. 4

No

Paperback

ISBN: 978-0-13-182709-7

ISBN-10: 0-13-182709-X

Pearson Education (US)
See also:
 Spiral-boundBackpack, No. 1
 Audio CDBackPack: No. 1
 Audio CDBackPack: No. 3
 Audio CDBackPack: No. 6
 PaperbackBackPack: No. 6