APA aipamena

Villa, R. L. (1999). House approve 3 environment bills. Manila Bulletin.

Chicago Style aipamena

Villa, Rod L. "House Approve 3 Environment Bills." Manila Bulletin 1999.

MLA aipamena

Villa, Rod L. "House Approve 3 Environment Bills." Manila Bulletin, 1999.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.