APA (7th ed.) Citation

Gumilla, J., & Bayle, C. El Orinoco ilustrado. M. Aguilar, editor.

Chicago Style (17th ed.) Citation

Gumilla, Jose, and Constantino Bayle. El Orinoco Ilustrado. Madrid: M. Aguilar, editor.

MLA (9th ed.) Citation

Gumilla, Jose, and Constantino Bayle. El Orinoco Ilustrado. M. Aguilar, editor.

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