APA (7th ed.) Citation

Siegfried, A., Hemming, D., & Hemming, H. H. (1927). America comes of age: A French analysis. Harcourt, Brace and Co.

Chicago Style (17th ed.) Citation

Siegfried, Andre, Doris Hemming, and Henry Harold Hemming. America Comes of Age: A French Analysis. New York: Harcourt, Brace and Co, 1927.

MLA (9th ed.) Citation

Siegfried, Andre, et al. America Comes of Age: A French Analysis. Harcourt, Brace and Co, 1927.