APA (7th ed.) Zitazioa
Block, P. (2000). Flawless consulting: A guide to getting your expertise used (2nd ed.). Jossey-Bass/Pfeiffer.
Chicago Style (17th ed.) Zitazioa
Block, Peter. Flawless Consulting: A Guide to Getting Your Expertise Used. 2nd ed. San Francisco: Jossey-Bass/Pfeiffer, 2000.
MLA (9th ed.) Zitazioa
Block, Peter. Flawless Consulting: A Guide to Getting Your Expertise Used. 2nd ed. Jossey-Bass/Pfeiffer, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.