Cita APA (7th ed.)

Veness, R., Bruno, A., & Walker, A. K. (1998). Seven. Addison Wesley Longman.

Cita Chicago (17th ed.)

Veness, Ron, Anthony Bruno, i Andrew Kevin Walker. Seven. Harlow, England: Addison Wesley Longman, 1998.

Cita MLA (9th ed.)

Veness, Ron, et al. Seven. Addison Wesley Longman, 1998.