APA (7th ed.) Citation

Villoria, O. G. J. I.E. Philippine Engineering Journal.

Chicago Style (17th ed.) Citation

Villoria, Olegario G. Jr. "I.E." Philippine Engineering Journal .

MLA (9th ed.) Citation

Villoria, Olegario G. Jr. "I.E." Philippine Engineering Journal, .

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