Tohutoro APA (7th ed.)

Singh, A. (1990). Development of nagari script. Parimal Pub.

Tohutoru Kātū Chicago (17th ed.)

Singh, A.K. Development of Nagari Script. New Delhi: Parimal Pub, 1990.

Tohutoro MLA (9th ed.)

Singh, A.K. Development of Nagari Script. Parimal Pub, 1990.