Dyfyniad APA

Griffin, R. D. (2007). Principles of air quality management (2nd.). CRC Press.

Dyfyniad Arddull Chicago

Griffin, Roger D. Principles of Air Quality Management. 2nd. Boca Raton: CRC Press, 2007.

Dyfyniad MLA

Griffin, Roger D. Principles of Air Quality Management. 2nd. CRC Press, 2007.

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