Παραπομπή APA

Pronko, N. H., & Bowles, J. W. (1959). Empirical foundations of psychology. Rinehart and company Inc.

Παραπομπή Chicago Style

Pronko, N. H., και J. W. Bowles. Empirical Foundations of Psychology. New York: Rinehart and company Inc, 1959.

Παραπομπή MLA

Pronko, N. H., και J. W. Bowles. Empirical Foundations of Psychology. Rinehart and company Inc, 1959.