Dyfyniad APA

Peacock, G. (2007). Primary science: Knowledge and understanding (3rd ed.). Learning Materials.

Dyfyniad Arddull Chicago

Peacock, Graham. Primary Science: Knowledge and Understanding. 3rd ed. Exeter: Learning Materials, 2007.

Dyfyniad MLA

Peacock, Graham. Primary Science: Knowledge and Understanding. 3rd ed. Learning Materials, 2007.

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