Olsen, W. (2012). Data collection: Key debates and methods in social research. Sage.
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Dyfyniad Arddull Chicago
Olsen, Wendy. Data Collection: Key Debates and Methods in Social Research. Los Anheles: Sage, 2012.
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Dyfyniad MLA
Olsen, Wendy. Data Collection: Key Debates and Methods in Social Research. Sage, 2012.
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Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.