APA引文

Subramaniam,H. (2007). Spherical trigonometry. Vijaya publications.

Chicago Edition Citation

Subramaniam,H. Spherical Trigonometry. Mumbai: Vijaya publications, 2007.

MLA引文

Subramaniam,H. Spherical Trigonometry. Vijaya publications, 2007.

警告：這些引文格式不一定是100％准確.