APA引文

Weber, D., & Keating, C. (2011). How firm a foundation. Macmillan Audio.

Chicago Style (17th ed.) Citation

Weber, David, and Charles Keating. How Firm a Foundation. [New York]: Macmillan Audio, 2011.

MLA引文

Weber, David, and Charles Keating. How Firm a Foundation. Macmillan Audio, 2011.

警告：這些引文格式不一定是100％准確.