Dyfyniad APA

Smith, P. G., & Scott, J. S. (2005). Dictionary of water and waste management (2nd ed.). Elsevier Butterworth-Heinemann.

Dyfyniad Arddull Chicago

Smith, Paul G., and John S. Scott. Dictionary of Water and Waste Management. 2nd ed. Amsterdam: Elsevier Butterworth-Heinemann, 2005.

Dyfyniad MLA

Smith, Paul G., and John S. Scott. Dictionary of Water and Waste Management. 2nd ed. Elsevier Butterworth-Heinemann, 2005.

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