Gallo, C. (2012). The Apple experience: Secrets to building insanely great customer loyalty. McGraw-Hill.
Citazione stile Chigago Style (17a edizione)Gallo, Carmine. The Apple Experience: Secrets to Building Insanely Great Customer Loyalty. New York: McGraw-Hill, 2012.
Citatione MLA (9a ed.)Gallo, Carmine. The Apple Experience: Secrets to Building Insanely Great Customer Loyalty. McGraw-Hill, 2012.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.