Gaya APA

Strauss, A, L., Schatzman, L. (1973). Field Research: Strategies for a Natural Sociology . Englewood Clifs: Prentice-Hall, Inc.

Gaya MLA

Strauss, Anselm, L.., Schatzman, Leonard. "Field Research: Strategies for a Natural Sociology". Englewood Clifs: Prentice-Hall, Inc, 1973. Art Original.