Dyfyniad APA

Wood, J. H., & Keenan, C. W. (1957). General college chemistry. Harper & Brothers.

Dyfyniad Arddull Chicago

Wood, Jesse Hermon, and Charles William Keenan. General College Chemistry. New York: Harper & Brothers, 1957.

Dyfyniad MLA

Wood, Jesse Hermon, and Charles William Keenan. General College Chemistry. Harper & Brothers, 1957.

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