Cita APA (7th ed.)

Gummesson, E. (1991). Qualitative methods in management research (Rev. ed.). Sage.

Cita Chicago (17th ed.)

Gummesson, Evert. Qualitative Methods in Management Research. Rev. ed. Newbury Park: Sage, 1991.

Cita MLA (9th ed.)

Gummesson, Evert. Qualitative Methods in Management Research. Rev. ed. Sage, 1991.