Lua APA (7ú heag.)

(1981). Topics in early childhood special education. Aspen Systems Corp..

Lua i Stíl Chicago (17ú heag.)

Topics in Early Childhood Special Education. Rockville, Md.: Aspen Systems Corp., 1981.

Lua MLA (9ú heag.)

Topics in Early Childhood Special Education. Aspen Systems Corp., 1981.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.