Citazione Stile APA (7a Edizione)

PEPPERS DON. (1999). ONE TO ONE MANAGER. DOUBLEDAY.

Citazione stile Chigago Style (17a edizione)

PEPPERS DON. ONE TO ONE MANAGER. NEW YORK: DOUBLEDAY, 1999.

Citatione MLA (9a ed.)

PEPPERS DON. ONE TO ONE MANAGER. DOUBLEDAY, 1999.