Manongdo, J. F. (2007). Increasing taxes, prices of tobacco will lesser its use - study. Manila Bulletin.
Chicago Style aipamenaManongdo, Jenny F. "Increasing Taxes, Prices of Tobacco Will Lesser Its Use - Study." Manila Bulletin 2007.
MLA aipamenaManongdo, Jenny F. "Increasing Taxes, Prices of Tobacco Will Lesser Its Use - Study." Manila Bulletin, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.