APA (7th ed.) Citation

ebrary, Inc, & Plytycz, B. (2009). Earthworms for monitoring metal contamination. Nova Science.

Chicago Style (17th ed.) Citation

ebrary, Inc, and Barbara Plytycz. Earthworms for Monitoring Metal Contamination. New York: Nova Science, 2009.

MLA (9th ed.) Citation

ebrary, Inc, and Barbara Plytycz. Earthworms for Monitoring Metal Contamination. Nova Science, 2009.