Cita APA (7a ed.)

Werner, O., & Schoepfle, G. M. (1987). Systematic fieldwork. Systematic fieldwork.

Cita Chicago Style (17a ed.)

Werner, Oswald, y G. M. Schoepfle. "Systematic Fieldwork." Systematic Fieldwork 1987.

Cita MLA (9a ed.)

Werner, Oswald, y G. M. Schoepfle. "Systematic Fieldwork." Systematic Fieldwork, 1987.