Dyfyniad APA

Daley, H. O. (1988). Problems in chemistry (2nd ed.). Marcel Dekker.

Dyfyniad Arddull Chicago

Daley, Henry O. Problems in Chemistry. 2nd ed. New York: Marcel Dekker, 1988.

Dyfyniad MLA

Daley, Henry O. Problems in Chemistry. 2nd ed. Marcel Dekker, 1988.

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