APA引文

Butterfield, J. (2010). Verbal communication. Course Technology, Cengage Learning.

Chicago Style (17th ed.) Citation

Butterfield, Jeff. Verbal Communication. Australia: Course Technology, Cengage Learning, 2010.

MLA引文

Butterfield, Jeff. Verbal Communication. Course Technology, Cengage Learning, 2010.

警告：這些引文格式不一定是100％准確.