ebrary, Inc, Cohen, G., & O'Connor, J. T. (1990). Fighting toxics: A manual for protecting your family, community, and workplace. Island Press.
Lua i Stíl Chicago (17ú heag.)ebrary, Inc, Gary Cohen, agus John T. O'Connor. Fighting Toxics: A Manual for Protecting Your Family, Community, and Workplace. Washington, D.C.: Island Press, 1990.
Lua MLA (9ú heag.)ebrary, Inc, et al. Fighting Toxics: A Manual for Protecting Your Family, Community, and Workplace. Island Press, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.