Cita APA (7a ed.)

Naimpathy, S. (1963). A new course in trignometry (2nd.). Popular Prakashan.

Cita Chicago Style (17a ed.)

Naimpathy, S. A New Course in Trignometry. 2nd. Bombay: Popular Prakashan, 1963.

Cita MLA (9a ed.)

Naimpathy, S. A New Course in Trignometry. 2nd. Popular Prakashan, 1963.