LEFRANCOIS, G. R. (1986). Of Children An Introduction To Child Development/guy R.lefrancois. Wadsworth.
Lua i Stíl Chicago (17ú heag.)LEFRANCOIS, Guy R. Of Children An Introduction To Child Development/guy R.lefrancois. Wadsworth, 1986.
Lua MLA (8ú heag.)LEFRANCOIS, Guy R. Of Children An Introduction To Child Development/guy R.lefrancois. Wadsworth, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.