World of fresh water
Subtitle: a resource for studying issues of freshwater research
By: by Janet Clement ... [et al.]
Contributors: Clement, Janet; National Health and Environmental Effects Research Laboratory (U.S.)
Publisher: U.S. Environmental Protection Agency, Office of Research and Development, National Health and Environmental Effects Research Laboratory
Published: 1997
Place of publication: Duluth, Minn. (6201 Congdon Boulevard, Duluth 55804)
Language: eng
Subjects: Fresh water -- Research -- United States; Fresh water -- Study and teaching (Elementary) -- United States
Other titles: Resource for studying issues of freshwater research
Notes: Shipping list no.: 97-0350-P

"June 1997."

"EPA/600/K-96/001."

Includes bibliographical references