APA aipamena

Pineda, H. C. (2018). Remembering Billy. UPDate Diliman.

Chicago Style aipamena

Pineda, Haidee C. "Remembering Billy." UPDate Diliman 2018.

MLA aipamena

Pineda, Haidee C. "Remembering Billy." UPDate Diliman, 2018.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.