Παραπομπή APA

Burtt, H. E. (1957). Applied psychology. Prentice-Hall.

Παραπομπή Chicago Style

Burtt, Harold Ernest. Applied Psychology. New Jersey: Prentice-Hall, 1957.

Παραπομπή MLA

Burtt, Harold Ernest. Applied Psychology. Prentice-Hall, 1957.