Cita APA

Spradley, J. P., & Spradley, J. P. (1980). Participant observation. New York, New York: Holt, Rinehart and Winston.

Citación estilo Chicago

Spradley, James P., y James P. Spradley. Participant Observation. New York, New York: Holt, Rinehart and Winston, 1980.

Cita MLA

Spradley, James P., y James P. Spradley. Participant Observation. New York, New York: Holt, Rinehart and Winston, 1980.