Gaya APA

Corbin, J., Strauss, A. (2015). Basics of qualitative research : techniques and procedures for developing grounded theory (4th ed.). Thousand Oaks, California: SAGE Publications.

Gaya MLA

Corbin, Juliet., Strauss, Anselm. "Basics of qualitative research : techniques and procedures for developing grounded theory". 4th ed. Thousand Oaks, California: SAGE Publications, 2015. Text.