APA (7th ed.) Citation

Geoghegan, C., & Geoghegan, J. G. (1988). Handbook of commercial French. Routledge.

Chicago Style (17th ed.) Citation

Geoghegan, C., and J. Gonthier Geoghegan. Handbook of Commercial French. London: Routledge, 1988.

MLA (9th ed.) Citation

Geoghegan, C., and J. Gonthier Geoghegan. Handbook of Commercial French. Routledge, 1988.

Warning: These citations may not always be 100% accurate.