APA način citiranja (7. izdanje)
Callingham, M. (2004). Market intelligence: How and why organizations use market research. Kogan Page.
Čikaški stil citiranja (17. izdanje)
Callingham, Martin. Market Intelligence: How and Why Organizations Use Market Research. London ; Sterling, Va.: Kogan Page, 2004.
MLA način citiranja (9. izdanje)
Callingham, Martin. Market Intelligence: How and Why Organizations Use Market Research. Kogan Page, 2004.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.