Cita APA (7th ed.)
Puchta, C., & Potter, J. (2004). Focus group practice. SAGE.
Cita Chicago (17th ed.)
Puchta, Claudia, i Jonathan Potter. Focus Group Practice. London ; Thousand Oaks: SAGE, 2004.
Cita MLA (9th ed.)
Puchta, Claudia, i Jonathan Potter. Focus Group Practice. SAGE, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.