Citazione Stile APA (7a Edizione)
Gelder, A. A., & Yuly, R. (1994). World Business Desk Reference: How to Do Business with 192 Countries by Phone, Fax, and Mail (1. ed.). IRWIN.
Citazione stile Chigago Style (17a edizione)
Gelder, Alice A., e Rudy Yuly. World Business Desk Reference: How to Do Business with 192 Countries by Phone, Fax, and Mail. 1. ed. Burr Ridge: IRWIN, 1994.
Citatione MLA (9a ed.)
Gelder, Alice A., e Rudy Yuly. World Business Desk Reference: How to Do Business with 192 Countries by Phone, Fax, and Mail. 1. ed. IRWIN, 1994.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.