APA (7th ed.) Citation

Hastings, H. F. S. Montezuma Castle National Monument, Arizona (1977).

Chicago Style (17th ed.) Citation

Hastings, Homer F.; Schroeder. Montezuma Castle National Monument, Arizona (1977).

MLA (9th ed.) Citation

Hastings, Homer F.; Schroeder. Montezuma Castle National Monument, Arizona (1977).

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