APA (7th ed.) Citation

Pagbilao, D. S., Verdejo, B. D., & Lopez, R. G. J. (1995). Volcanic sand in asphalt concrete. Philippine Engineering Journal.

Chicago Style (17th ed.) Citation

Pagbilao, Dominador S., Benjamin D. Verdejo, and Romeo G. Jr Lopez. "Volcanic Sand in Asphalt Concrete." Philippine Engineering Journal 1995.

MLA (9th ed.) Citation

Pagbilao, Dominador S., et al. "Volcanic Sand in Asphalt Concrete." Philippine Engineering Journal, 1995.