APA (7th ed.) Citation

Rand, A., & Paola, L. d. (1958). El manantial. Planeta.

Chicago Style (17th ed.) Citation

Rand, Ayn, and Luis de Paola. El Manantial. Barcelona: Planeta, 1958.

MLA (9th ed.) Citation

Rand, Ayn, and Luis de Paola. El Manantial. Planeta, 1958.

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