APA引文

Qadir Ashar. (1989). Relativity: An Introduction To The Special Theory. Singapore: World Scientific.

Trích dẫn kiểu Chicago

Qadir Ashar. Relativity: An Introduction To The Special Theory. Singapore: World Scientific, 1989.

MLA引文

Qadir Ashar. Relativity: An Introduction To The Special Theory. Singapore: World Scientific, 1989.

警告：這些引文格式不一定是100％准確.