APA aipamena

De Guzman, S. A. (1997). Preserving the ancient rock art of Angono. Philippine Daily Inquirer.

Chicago Style aipamena

De Guzman, Susan A. "Preserving the Ancient Rock Art of Angono." Philippine Daily Inquirer 1997.

MLA aipamena

De Guzman, Susan A. "Preserving the Ancient Rock Art of Angono." Philippine Daily Inquirer, 1997.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.