International Society for Infant Studies. (1978). Infant Behavior & Development. Ablex Publishing.
Lua i Stíl Chicago (17ú heag.)International Society for Infant Studies. Infant Behavior & Development. Norwood, NJ: Ablex Publishing, 1978.
Lua MLA (8ú heag.)International Society for Infant Studies. Infant Behavior & Development. Ablex Publishing, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.