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by Sandra BoyntonPaperback details (USA). details (United Kingdom). details (Germany). details (Canada). ISBN: 978-0-316-10494-4 ISBN-10: 0-316-10494-9 Little Brown & Co · 1986 |
| See also: | ||
| 2000 | Board book | Hippos Go Berserk! |
| 2000 | Board book | Hippos Go Berserk! |
| 1996 | Paperback | Hippos Go Berserk! |
| 1979 | Paperback | Hippos go berserk |
| 1979 | Hardcover | Hippos go berserk |