APA引文

Cheang, C., & Studies, S. R. S. o. I. (2018). Trump-Putin Helsinki Summit: So Who Gained?

Chicago Style Citation

Cheang, Chris, and S. Rajaratnam School of International Studies. Trump-Putin Helsinki Summit: So Who Gained? 2018.

MLA引文

Cheang, Chris, and S. Rajaratnam School of International Studies. Trump-Putin Helsinki Summit: So Who Gained? 2018.

警告：這些引文格式不一定是100％准確.