Hiebert, E. H., & Raphael, T. (1998). Early literacy instruction. Harcourt Brace College Publishers.
Lua i Stíl Chicago (17ú heag.)Hiebert, Elfrieda H., agus Taffy Raphael. Early Literacy Instruction. Fort Worth, Tex: Harcourt Brace College Publishers, 1998.
Lua MLA (9ú heag.)Hiebert, Elfrieda H., agus Taffy Raphael. Early Literacy Instruction. Harcourt Brace College Publishers, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.