APA ציטוט

Siracusa, J. M., & Nguyen, H. T. T. (2020). Richard M. Nixon and European Integration. Springer International Publishing.

Trích dẫn kiểu Chicago

Siracusa, Joseph M., và Hang Thi Thuy Nguyen. Richard M. Nixon and European Integration. Springer International Publishing, 2020.

ציטוט MLA

Siracusa, Joseph M., và Hang Thi Thuy Nguyen. Richard M. Nixon and European Integration. Springer International Publishing, 2020.