Schickedanz, J. A. (1999). Much more than the a b c 's: The early stages... National association for the education of young children.
Lua i Stíl Chicago (17ú heag.)Schickedanz, Judith A. Much More than the a B C 'S: The Early Stages... Washington: National association for the education of young children, 1999.
Lua MLA (9ú heag.)Schickedanz, Judith A. Much More than the a B C 'S: The Early Stages... National association for the education of young children, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.