APA استشهاد

Whitehead, H. (1937). Administration of marketing and selling. Isaac pitman &sons.

استشهاد بنمط شيكاغو

Whitehead, Harold. Administration of Marketing and Selling. London: Isaac pitman &sons, 1937.

MLA استشهاد

Whitehead, Harold. Administration of Marketing and Selling. Isaac pitman &sons, 1937.