Dyfyniad APA

Manahan, S. E. (1990). Hazardous waste chemistry,toxicology and treatment. Lewis.

Dyfyniad Arddull Chicago

Manahan, Starley E. Hazardous Waste Chemistry,toxicology and Treatment. United States of America: Lewis, 1990.

Dyfyniad MLA

Manahan, Starley E. Hazardous Waste Chemistry,toxicology and Treatment. Lewis, 1990.

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