Cita APA (7a ed.)

Ellis, M., & O'Dricoll, N. (1992). Socializing. Longman.

Cita Chicago Style (17a ed.)

Ellis, Mark, y Nina O'Dricoll. Socializing. Essex: Longman, 1992.

Cita MLA (9a ed.)

Ellis, Mark, y Nina O'Dricoll. Socializing. Longman, 1992.