APA引文

Keltner, A., & Bitterlin, G. English for adult competency 2.

Chicago Style (17th ed.) Citation

Keltner, Autumn, and Gretchen Bitterlin. English for Adult Competency 2. New Jersey;Prentice Hall Inc..,;1981.

MLA引文

Keltner, Autumn, and Gretchen Bitterlin. English for Adult Competency 2.

警告：這些引文格式不一定是100％准確.