LaFlamme, R. (1976). Learning center ideabook. Early Years Press.
Lua i Stíl Chicago (17ú heag.)LaFlamme, Robert. Learning Center Ideabook. Darien, Conn: Early Years Press, 1976.
Lua MLA (9ú heag.)LaFlamme, Robert. Learning Center Ideabook. Early Years Press, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.