APA استشهاد

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

استشهاد بنمط شيكاغو

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

MLA استشهاد

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