APA引文

Preston, R. (1982). Teaching world understanding. Prentice-Hall.

Chicago Style (17th ed.) Citation

Preston, Ralph. Teaching World Understanding. New yark: Prentice-Hall, 1982.

MLA引文

Preston, Ralph. Teaching World Understanding. Prentice-Hall, 1982.

警告：這些引文格式不一定是100％准確.