APA استشهاد

Harfield, H. (1974). Bank credit and acceptances/5e (5th ed.). ronald press company.

استشهاد بنمط شيكاغو

Harfield, Henry. Bank Credit and Acceptances/5e. 5th ed. New york: ronald press company, 1974.

MLA استشهاد

Harfield, Henry. Bank Credit and Acceptances/5e. 5th ed. ronald press company, 1974.