Kail, R. V., & Hagen, J. W. (1977). Perspectives on the development of memory and cognition. L. Erlbaum Associates ; distributed by the Halsted Press Division of J. Wiley.
Lua i Stíl Chicago (17ú heag.)Kail, Robert V., agus John W. Hagen. Perspectives on the Development of Memory and Cognition. Hillsdale, N.J. : New York: L. Erlbaum Associates ; distributed by the Halsted Press Division of J. Wiley, 1977.
Lua MLA (8ú heag.)Kail, Robert V., agus John W. Hagen. Perspectives on the Development of Memory and Cognition. L. Erlbaum Associates ; distributed by the Halsted Press Division of J. Wiley, 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.