Clarke, Barry. Amphibian / Barry Clarke ; photographed by Geoff Brightling and Frank Greenaway. - 1st American ed. - New York : Knopf : Distributed by Random House, 1993. - 63 p. : col. ill. - Eyewitness books . - 597.6 . Includes index. ISBN: 0679838791 (trade) 0679938796 (lib. bdg.) Subjects--Topical Terms: Amphibians--Juvenile literature. Dewey Class. No.: 597.6