Dyfyniad APA

Philp, R. B. (2009). Ecosystems and Human Health: Toxicology and Environmental Hazards, Second Edition. CRC Press.

Dyfyniad Arddull Chicago

Philp, Richard B. Ecosystems and Human Health: Toxicology and Environmental Hazards, Second Edition. CRC Press, 2009.

Dyfyniad MLA

Philp, Richard B. Ecosystems and Human Health: Toxicology and Environmental Hazards, Second Edition. CRC Press, 2009.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.