Cita APA (7a ed.)

Price, R., & Stephens, J. (1990). Four dissertations. Thoemmes.

Cita Chicago Style (17a ed.)

Price, Richard, y John Stephens. Four Dissertations. Bristol: Thoemmes, 1990.

Cita MLA (9a ed.)

Price, Richard, y John Stephens. Four Dissertations. Thoemmes, 1990.