Não informado. (1984). Cognition and Instruction. Lawrence Erlbaum Associates.
Lua i Stíl Chicago (17ú heag.)Não informado. Cognition and Instruction. Mahwah, NJ: Lawrence Erlbaum Associates, 1984.
Lua MLA (8ú heag.)Não informado. Cognition and Instruction. Lawrence Erlbaum Associates, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.