Dyfyniad APA

James, W. (1950). The principles of psychology (Authorized ed., unabridged.). Dover Publications.

Dyfyniad Arddull Chicago

James, William. The Principles of Psychology. Authorized ed., unabridged. [New York]: Dover Publications, 1950.

Dyfyniad MLA

James, William. The Principles of Psychology. Authorized ed., unabridged. Dover Publications, 1950.

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