Dyfyniad APA

Silverman, D. (2013). Doing qualitative research (Fourth edition.). Sage.

Dyfyniad Arddull Chicago

Silverman, David. Doing Qualitative Research. Fourth edition. London: Sage, 2013.

Dyfyniad MLA

Silverman, David. Doing Qualitative Research. Fourth edition. Sage, 2013.

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