APA引文

Riordan, R. (2013). The widower's two-step.

Chicago Style (17th ed.) Citation

Riordan, Rick. The Widower's Two-step. 2013.

MLA引文

Riordan, Rick. The Widower's Two-step. 2013.

警告：這些引文格式不一定是100％准確.