APA引文

Hartmann, R. (2020). A Comparative Geography of China and the U.S. Springer.

Chicago Style Citation

Hartmann, Rudi; Wang. A Comparative Geography of China and the U.S. Springer, 2020.

MLA引文

Hartmann, Rudi; Wang. A Comparative Geography of China and the U.S. Springer, 2020.

警告：這些引文格式不一定是100％准確.