APA (7. basım) Alıntı

Lewis, H. (2004). Consultants and advisers. Kogan Page.

Chicago Style (17. basım) Atıf

Lewis, Harold. Consultants and Advisers. New Delhi: Kogan Page, 2004.

MLA (9th ed.) Atıf

Lewis, Harold. Consultants and Advisers. Kogan Page, 2004.