Issue paper on the ecological effects of metals /
Lawrence A. Kapustka ... [et al.] ; submitted by ERG.

APA Citation

Kapustka, L. A., Eastern Research Group, I., United States. Environmental Protection Agency. Risk Assessment Forum. (2004). Issue paper on the ecological effects of metals. Washington, DC: U.S. Environmental Protection Agency.

MLA Citation

Kapustka, Lawrence A, Inc Eastern Research Group, and United States. Environmental Protection Agency. Risk Assessment Forum. Issue Paper On the Ecological Effects of Metals. Washington, DC: U.S. Environmental Protection Agency, 2004.