APA aipamena

Perez, D. (1998). No law on bottled water. Manila Bulletin.

Chicago Style aipamena

Perez, Delfin. "No Law on Bottled Water." Manila Bulletin 1998.

MLA aipamena

Perez, Delfin. "No Law on Bottled Water." Manila Bulletin, 1998.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.