APA (7th ed.) Citation

Abraham, E., Abraham, A., & Chaulanges, M. (1965). Géographie. Delagrave.

Chicago Style (17th ed.) Citation

Abraham, E., A. Abraham, and Martial Chaulanges. Géographie. Paris: Delagrave, 1965.

MLA (9th ed.) Citation

Abraham, E., et al. Géographie. Delagrave, 1965.