Zappler, Georg. The changing scene : : an ecology story / [electronic resource] / Georg and Lisbeth Zappler ; ill. by Patricia Collins.. — Garden City, N.Y. : : Doubleday,, [1975]. — 59 p. : : ill. (some col.) ; 25 cm.
Анотація: Discusses the interrelationships of living things in the present, the past, and the possible future.