Παραπομπή APA

Hacon, R. (1972). Personal and organizational effectiveness. Mc grawhill.

Παραπομπή Chicago Style

Hacon, Richard. Personal and Organizational Effectiveness. London: Mc grawhill, 1972.

Παραπομπή MLA

Hacon, Richard. Personal and Organizational Effectiveness. Mc grawhill, 1972.