APA استشهاد

Krugman, C., & Wright, R. R. (2007). Global meetings and exhibitions. John Wiley & Sons.

استشهاد بنمط شيكاغو

Krugman, Carol, و Rudy R. Wright. Global Meetings and Exhibitions. Hoboken, N.J.: John Wiley & Sons, 2007.

MLA استشهاد

Krugman, Carol, و Rudy R. Wright. Global Meetings and Exhibitions. John Wiley & Sons, 2007.