APA استشهاد

Foster, T. R. (1994). 101 ways to get more business. UBSPD.

استشهاد بنمط شيكاغو

Foster, Timothy R.V. 101 Ways to Get More Business. New Delhi: UBSPD, 1994.

MLA استشهاد

Foster, Timothy R.V. 101 Ways to Get More Business. UBSPD, 1994.