Wicker, A. W. (1984). An introduction to ecological psychology. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Wicker, Allan W. An Introduction to Ecological Psychology. Cambrige: Cambridge University Press, 1984.
Lua MLA (9ú heag.)Wicker, Allan W. An Introduction to Ecological Psychology. Cambridge University Press, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.