Cita APA (7th ed.)

Schreier, M. (2012). Qualitative content analysis in practice. Sage.

Cita Chicago (17th ed.)

Schreier, Margrit. Qualitative Content Analysis in Practice. Los Angeles, Calif: Sage, 2012.

Cita MLA (9th ed.)

Schreier, Margrit. Qualitative Content Analysis in Practice. Sage, 2012.