APA citiranje

Panaligan, R. G. (1999). Environmental protection pledged by 10 countries. Manila Bulletin.

Chicago Style (17th ed.) Citation

Panaligan, Rey G. "Environmental Protection Pledged by 10 Countries." Manila Bulletin 1999.

MLA citiranje

Panaligan, Rey G. "Environmental Protection Pledged by 10 Countries." Manila Bulletin, 1999.