APA استشهاد

Krass, P. (1997). Book of business wisdom: Classic writings by the legends of commerce and industry. John wiley and sons.

استشهاد بنمط شيكاغو

Krass, Peter. Book of Business Wisdom: Classic Writings by the Legends of Commerce and Industry. New York: John wiley and sons, 1997.

MLA استشهاد

Krass, Peter. Book of Business Wisdom: Classic Writings by the Legends of Commerce and Industry. John wiley and sons, 1997.