Dyfyniad APA

Brown, C., & Ford, M. (2014). Pearson Baccalaureate Higher Level Chemistry 2nd Edition (2nd.). Pearson.

Dyfyniad Arddull Chicago

Brown, Catrin, and Mike Ford. Pearson Baccalaureate Higher Level Chemistry 2nd Edition. 2nd. UK: Pearson, 2014.

Dyfyniad MLA

Brown, Catrin, and Mike Ford. Pearson Baccalaureate Higher Level Chemistry 2nd Edition. 2nd. Pearson, 2014.

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