Dyfyniad APA

(2005). Infants and children: Prenatal through middle childhood (Fifth edition.). Pearson Allyn & Bacon.

Dyfyniad Arddull Chicago

Infants and Children: Prenatal Through Middle Childhood. Fifth edition. Boston: Pearson Allyn & Bacon, 2005.

Dyfyniad MLA

Infants and Children: Prenatal Through Middle Childhood. Fifth edition. Pearson Allyn & Bacon, 2005.

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