APA引文

Lang, K. R. (2020). Essential Astrophysics. Springer Berlin Heidelberg.

Trích dẫn kiểu Chicago

Lang, Kenneth R. Essential Astrophysics. Springer Berlin Heidelberg, 2020.

MLA引文

Lang, Kenneth R. Essential Astrophysics. Springer Berlin Heidelberg, 2020.

警告：這些引文格式不一定是100％准確.