APA (7th ed.) Zitazioa

Parenting Early Years. Meredith Corporation.

Chicago Style (17th ed.) Zitazioa

Parenting Early Years. Meredith Corporation.

MLA (9th ed.) Zitazioa

Parenting Early Years. Meredith Corporation.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.