Cita APA (7a ed.)

Williams-Ellis, A., & Stobbs, W. (1970). Modern times. Blackie.

Cita Chicago Style (17a ed.)

Williams-Ellis, Amabel, y William Stobbs. Modern Times. London: Blackie, 1970.

Cita MLA (9a ed.)

Williams-Ellis, Amabel, y William Stobbs. Modern Times. Blackie, 1970.