APA način citiranja (7. izdanje)

Karlson David. (2004). Marketing Your Consulting or Professional Services. Viva Books.

Čikaški stil citiranja (17. izdanje)

Karlson David. Marketing Your Consulting or Professional Services. New Delhi: Viva Books, 2004.

MLA način citiranja (9. izdanje)

Karlson David. Marketing Your Consulting or Professional Services. Viva Books, 2004.