Ferrazzi, K. (2005). Never eat alone and other secrets to success: One relationship at a time (First edition.). Currency Doubleday.
Citazione stile Chigago Style (17a edizione)Ferrazzi, Keith. Never Eat Alone and Other Secrets to Success: One Relationship at a Time. First edition. New York: Currency Doubleday, 2005.
Citatione MLA (9a ed.)Ferrazzi, Keith. Never Eat Alone and Other Secrets to Success: One Relationship at a Time. First edition. Currency Doubleday, 2005.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.