Adams, K. (2008). An introduction to market and social research: Planning and using research tools and techniques.
Lua i Stíl Chicago (17ú heag.)Adams, Karen. An Introduction to Market and Social Research: Planning and Using Research Tools and Techniques. London, 2008.
Lua MLA (9ú heag.)Adams, Karen. An Introduction to Market and Social Research: Planning and Using Research Tools and Techniques. 2008.
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