Dyfyniad APA

Erika Hoff. (2005). Language development. Belmont, CA: Wadsworth/Thomson Learning.

Dyfyniad Arddull Chicago

Erika Hoff. Language Development. Belmont, CA: Wadsworth/Thomson Learning, 2005.

Dyfyniad MLA

Erika Hoff. Language Development. Belmont, CA: Wadsworth/Thomson Learning, 2005.

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