Dyfyniad APA

Godfrey, H. (1910). A laboratory manual to accompany Godfrey's Elementary chemistry. Longmans, Green, and co..

Dyfyniad Arddull Chicago

Godfrey, Hollis. A Laboratory Manual to Accompany Godfrey's Elementary Chemistry. New York: Longmans, Green, and co., 1910.

Dyfyniad MLA

Godfrey, Hollis. A Laboratory Manual to Accompany Godfrey's Elementary Chemistry. Longmans, Green, and co., 1910.

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