APA استشهاد

Sundara Rajan, M. (1908). Space today. National Book Trust.

استشهاد بنمط شيكاغو

Sundara Rajan, Mohan. Space Today. New Delhi: National Book Trust, 1908.

MLA استشهاد

Sundara Rajan, Mohan. Space Today. National Book Trust, 1908.