Lua APA (7ú heag.)
James, W., & Hutchins, R. M. The Principles of Psychology. Encyclopaedia Britannica.
Lua i Stíl Chicago (17ú heag.)
James, William, agus Robert Maynard Hutchins. The Principles of Psychology. Chicago, EUA: Encyclopaedia Britannica.
Lua MLA (9ú heag.)
James, William, agus Robert Maynard Hutchins. The Principles of Psychology. Encyclopaedia Britannica.
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