Cita APA (7a ed.)

Forester, C. S., John, R., & Humphries, G. (1969). Flying colours. Longmans.

Cita Chicago Style (17a ed.)

Forester, C. S., Roland John, y Graham Humphries. Flying Colours. London: Longmans, 1969.

Cita MLA (9a ed.)

Forester, C. S., et al. Flying Colours. Longmans, 1969.