Lua APA (7ú heag.)

Bradley, N. (2010). Marketing research: Tools & techniques (2nd ed.). Oxford University Press.

Lua i Stíl Chicago (17ú heag.)

Bradley, Nigel. Marketing Research: Tools & Techniques. 2nd ed. Oxford ; New York: Oxford University Press, 2010.

Lua MLA (8ú heag.)

Bradley, Nigel. Marketing Research: Tools & Techniques. 2nd ed. Oxford University Press, 2010.

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