APA (7th ed.) Citation

Otero, L. A. Proceedings of the second Pan American scientific congress: Problemas internacionales americanos.

Chicago Style (17th ed.) Citation

Otero, Luis Alfredo. Proceedings of the Second Pan American Scientific Congress: Problemas Internacionales Americanos.

MLA (9th ed.) Citation

Otero, Luis Alfredo. Proceedings of the Second Pan American Scientific Congress: Problemas Internacionales Americanos.

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