MLA

Corbin, Juliet M., and Anselm L Strauss. Basics of Qualitative Research : Techniques and Procedures for Developing Grounded Theory. 3rd ed. Los Angeles: SAGE, 2008.

APA

Corbin, J. M., & Strauss, A. L. (2008). Basics of qualitative research : techniques and procedures for developing grounded theory. 3rd ed. Los Angeles: SAGE.

Chicago

Corbin, Juliet M., and Anselm L. Strauss. Basics of Qualitative Research: Techniques and Procedures for Developing Grounded Theory. 3rd ed. Los Angeles: SAGE, 2008.