APA aipamena

Torrevillas, D. M. (2001). Pill most popular contraceptive. IN From the stands [column]. Philippine Star.

Chicago Style aipamena

Torrevillas, Domini M. "Pill Most Popular Contraceptive. IN From the Stands [column]." Philippine Star 2001.

MLA aipamena

Torrevillas, Domini M. "Pill Most Popular Contraceptive. IN From the Stands [column]." Philippine Star, 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.