Dyfyniad APA

Allen, K. E. (2007). Developmental profiles: Pre-birth through twelve. Clifton Park, N.Y: Thomson Delmar Learning.

Dyfyniad Arddull Chicago

Allen, K. Eileen. Developmental Profiles: Pre-birth Through Twelve. Clifton Park, N.Y: Thomson Delmar Learning, 2007.

Dyfyniad MLA

Allen, K. Eileen. Developmental Profiles: Pre-birth Through Twelve. Clifton Park, N.Y: Thomson Delmar Learning, 2007.

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