Tohutoro APA (7th ed.)

SINGAL, M. (1976). Sets and numbers (2nd ed.). R.Chand.

Tohutoru Kātū Chicago (17th ed.)

SINGAL, M.K. Sets and Numbers. 2nd ed. New Delhi: R.Chand, 1976.

Tohutoro MLA (9th ed.)

SINGAL, M.K. Sets and Numbers. 2nd ed. R.Chand, 1976.