APA引文

Valino, A. (1999). A cement firm committed to clean environment. Manila Bulletin.

Chicago Style (17th ed.) Citation

Valino, Amada. "A Cement Firm Committed to Clean Environment." Manila Bulletin 1999.

MLA引文

Valino, Amada. "A Cement Firm Committed to Clean Environment." Manila Bulletin, 1999.

警告：這些引文格式不一定是100％准確.