APA引文

Siapno, F. E. (1998). Green brigade: A call to environmental action. Manila Bulletin.

Chicago Style (17th ed.) Citation

Siapno, Freriel E. "Green Brigade: A Call to Environmental Action." Manila Bulletin 1998.

MLA引文

Siapno, Freriel E. "Green Brigade: A Call to Environmental Action." Manila Bulletin, 1998.

警告：這些引文格式不一定是100％准確.