Dyfyniad APA

(1998). New directions for child and adolescent development. Jossey Bass Publishers.

Dyfyniad Arddull Chicago

New Directions for Child and Adolescent Development. San Francisco: Jossey Bass Publishers, 1998.

Dyfyniad MLA

New Directions for Child and Adolescent Development. Jossey Bass Publishers, 1998.

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