APA (7th ed.) Citation

Delage, G., & Vernay, F. (1909). Lectures graduées. Vuibert & Nony.

Chicago Style (17th ed.) Citation

Delage, G., and Félix-Alexandre Vernay. Lectures Graduées. Paris: Vuibert & Nony, 1909.

MLA (9th ed.) Citation

Delage, G., and Félix-Alexandre Vernay. Lectures Graduées. Vuibert & Nony, 1909.

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