Dyfyniad APA

Housecroft, C. E., & Constable, E. C. (2002). Chemistry (Second edition.). Prentice Hall.

Dyfyniad Arddull Chicago

Housecroft, Catherine E., and Edwin C. Constable. Chemistry. Second edition. Harlow: Prentice Hall, 2002.

Dyfyniad MLA

Housecroft, Catherine E., and Edwin C. Constable. Chemistry. Second edition. Prentice Hall, 2002.

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