Freshwater Ecology: Investigating a local stream fits into an ecology lesson about the water cycle and the health of the water

Autor: Finkel, Liza, Early, Heidi, Fuller, Erin, Gleske, Angel, Hadwen, Sandy, Menard, Christina, Roderick, Stefanie
Zdroj: The Science Teacher, 1998 May 01. 65(5), 42-43.
Databáze: JSTOR Journals