Aucamp, J. (1971). Effective use of market research. Staples Press.
Čikaški stil citiranjaAucamp, Johan. Effective Use of Market Research. London: Staples Press, 1971.
MLA način citiranjaAucamp, Johan. Effective Use of Market Research. Staples Press, 1971.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.