Citazione Stile APA (7a Edizione)

e-libro, Corp, Pérez Feijoo, H. M., & Sanchís Martín, M. V. (2013). Communication & customer service: Advanced vocational training. McGraw-Hill/Interamericana de España.

Citazione stile Chigago Style (17a edizione)

e-libro, Corp, Héctor Marcos Pérez Feijoo, e María Vicenta Sanchís Martín. Communication & Customer Service: Advanced Vocational Training. Aravaca, Madrid: McGraw-Hill/Interamericana de España, 2013.

Citatione MLA (9a ed.)

e-libro, Corp, et al. Communication & Customer Service: Advanced Vocational Training. McGraw-Hill/Interamericana de España, 2013.