APA引文

(2002). The 2002 Philippines yearbook: Facts and figures. s.n.].

Chicago Style (17th ed.) Citation

The 2002 Philippines Yearbook: Facts and Figures. [Manila: s.n.], 2002.

MLA引文

The 2002 Philippines Yearbook: Facts and Figures. s.n.], 2002.

警告：這些引文格式不一定是100％准確.