Dyfyniad APA

Shaw, I. C., & John Chadwick. (1999). Principles of environmental toxicology. Taylor & Francis.

Dyfyniad Arddull Chicago

Shaw, Ian C., and John Chadwick. Principles of Environmental Toxicology. London: Taylor & Francis, 1999.

Dyfyniad MLA

Shaw, Ian C., and John Chadwick. Principles of Environmental Toxicology. Taylor & Francis, 1999.

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