Παραπομπή APA

Earl, P. E. (1988). Psychological economics: Development, tensions, prospects. Boston: Kluwer Academic Publishers.

Παραπομπή Chicago Style

Earl, Peter E. Psychological Economics: Development, Tensions, Prospects. Boston: Kluwer Academic Publishers, 1988.

Παραπομπή MLA

Earl, Peter E. Psychological Economics: Development, Tensions, Prospects. Boston: Kluwer Academic Publishers, 1988.

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