APA (7th ed.) Citation

Roussel, J., & Rops, D. (1962). Peguy. Fontanella.

Chicago Style (17th ed.) Citation

Roussel, Jean, and Daniel Rops. Peguy. Barcelona: Fontanella, 1962.

MLA (9th ed.) Citation

Roussel, Jean, and Daniel Rops. Peguy. Fontanella, 1962.

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