Παραπομπή σε μορφή APA (7η εκδ.)

Hayes, S. L., & Hubbard, P. M. (1990). Investment banking: A tale of three cities. Harvard Business School Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hayes, Samuel L., και Philip M. Hubbard. Investment Banking: A Tale of Three Cities. Boston, Mass.: Harvard Business School Press, 1990.

Παραπομπή σε μορφή MLA (9th εκδ.)

Hayes, Samuel L., και Philip M. Hubbard. Investment Banking: A Tale of Three Cities. Harvard Business School Press, 1990.