Cita APA (7a ed.)

Chatterji, P. (1988). Trigonometry. Rajhans.

Cita Chicago Style (17a ed.)

Chatterji, P.N. Trigonometry. Meerut: Rajhans, 1988.

Cita MLA (9a ed.)

Chatterji, P.N. Trigonometry. Rajhans, 1988.