APA (7th ed.) Citation

Gagelonia, P. A. (1974). Philippine history. National Bookstore.

Chicago Style (17th ed.) Citation

Gagelonia, Pedro A. Philippine History. Manila: National Bookstore, 1974.

MLA (9th ed.) Citation

Gagelonia, Pedro A. Philippine History. National Bookstore, 1974.

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