Dyfyniad APA
ebrary, Inc, & Volkmar, F. R. (2005). Handbook of autism and pervasive developmental disorders (3rd ed.). John Wiley.
Dyfyniad Arddull Chicago
ebrary, Inc, and Fred R. Volkmar. Handbook of Autism and Pervasive Developmental Disorders. 3rd ed. Hoboken, NJ: John Wiley, 2005.
Dyfyniad MLA
ebrary, Inc, and Fred R. Volkmar. Handbook of Autism and Pervasive Developmental Disorders. 3rd ed. John Wiley, 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.