The Colorado River through Grand Canyon: Natural History and Human Change Steven W. Carothers Bryan T. Brown

Autor:	Webb, Roy
Zdroj:	Environmental History Review, 1993 Apr 01. 17(1), 97-98.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/3984894 Zobrazit plný text záznamu