APA (7th ed.) Citation

Pieper, J. (1976). Las virtudes fundamentales. Rialp.

Chicago Style (17th ed.) Citation

Pieper, Josef. Las Virtudes Fundamentales. Madrid: Rialp, 1976.

MLA (9th ed.) Citation

Pieper, Josef. Las Virtudes Fundamentales. Rialp, 1976.

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