एपीए उद्धरण

Emmel. (2013). Sampling and Choosing Cases in Qualitative Research. Sage.

शिकागो स्टाइल उद्धरण

Emmel. Sampling and Choosing Cases in Qualitative Research. Sage, 2013.

एमएलए उद्धरण

Emmel. Sampling and Choosing Cases in Qualitative Research. Sage, 2013.