APA aipamena

Holtz Herman, & Zahn David. (2004). How to Succeed as an Independent Consultant. American: Wiley.

Chicago Style aipamena

Holtz Herman, và Zahn David. How to Succeed As an Independent Consultant. American: Wiley, 2004.

MLA aipamena

Holtz Herman, và Zahn David. How to Succeed As an Independent Consultant. American: Wiley, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.