APA Style

Glaser, B, G., Strauss, A, L. (c1967). The discovery of grounded theory : strategies for qualitative research . New York: Aldine.

MLA Style

Glaser, Barney, G.., Strauss, Anselm, L.. "The discovery of grounded theory : strategies for qualitative research". New York: Aldine, c1967. Text.