APA (7th ed.) Citation

Friedrich, H., & Gutiérrez Girardot, R. (1973). Humanismo occidental. Sur.

Chicago Style (17th ed.) Citation

Friedrich, Hugo, and Rafael Gutiérrez Girardot. Humanismo Occidental. Buenos Aires: Sur, 1973.

MLA (8th ed.) Citation

Friedrich, Hugo, and Rafael Gutiérrez Girardot. Humanismo Occidental. Sur, 1973.

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