Παραπομπή APA

Berelson, B. (1963). Behavioural sciences today. Harper & Row.

Παραπομπή Chicago Style

Berelson, Bernard. Behavioural Sciences Today. New york: Harper & Row, 1963.

Παραπομπή MLA

Berelson, Bernard. Behavioural Sciences Today. Harper & Row, 1963.