1. 01. English Non Fiction Why are whales vanishing? / by Asimov, Isaac, Publication: Milwaukee : Gareth Stevens Children's Books, 1992 . 24 p. : 27 cm. Date:1992 Availability: Copies available: (1), Actions:
2. 01. English Non Fiction Whales and dolphins / by Papastavrou, Vassili. Publication: New York : Bookwright, 1991 . 32 p. : 25 cm. Date:1991 Availability: Copies available: (1), Actions: