Cita APA (7th ed.)

Silverman, D. (2016). Qualitative research (Fourth edition.). Sage.

Cita Chicago (17th ed.)

Silverman, David. Qualitative Research. Fourth edition. Los Angeles: Sage, 2016.

Cita MLA (8th ed.)

Silverman, David. Qualitative Research. Fourth edition. Sage, 2016.