Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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