APA (7th ed.) Citation

Regidor y Jurado, A. M., & Masoni, J. W. T. Commercial progress in the Philippine Islands. Photoduplication Service, Library of Congress.

Chicago Style (17th ed.) Citation

Regidor y Jurado, Antonio Maria, and J. Warren T. Masoni. Commercial Progress in the Philippine Islands. Washington, D.C: Photoduplication Service, Library of Congress.

MLA (9th ed.) Citation

Regidor y Jurado, Antonio Maria, and J. Warren T. Masoni. Commercial Progress in the Philippine Islands. Photoduplication Service, Library of Congress.