Mooi, E., & Sarstedt, M. (2011). A Concise guide to market research: The process, data, and methods using IBM SPSS statistics. Springer eBooks..
Lua i Stíl Chicago (17ú heag.)Mooi, Erik, agus Marko Sarstedt. "A Concise Guide to Market Research: The Process, Data, and Methods Using IBM SPSS Statistics." Springer EBooks. 2011.
Lua MLA (9ú heag.)Mooi, Erik, agus Marko Sarstedt. "A Concise Guide to Market Research: The Process, Data, and Methods Using IBM SPSS Statistics." Springer EBooks., 2011.
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