Citazione Stile APA (7a Edizione)

Schultz, W. J., & Reinhardt, H. (1962). Credit and collection management (3rd ed.). Prentice-Hall.

Citazione stile Chigago Style (17a edizione)

Schultz, William John, e Hedwig Reinhardt. Credit and Collection Management. 3rd ed. Englewood Cliffs, N. J: Prentice-Hall, 1962.

Citatione MLA (9a ed.)

Schultz, William John, e Hedwig Reinhardt. Credit and Collection Management. 3rd ed. Prentice-Hall, 1962.