Tohutoro APA (7th ed.)

Kotpal, R. L. (1988). A Textbook of Minor Phyla /1st ed. Rostogi.

Tohutoru Kātū Chicago (17th ed.)

Kotpal, R. L. A Textbook of Minor Phyla /1st Ed. New Delhi: Rostogi, 1988.

Tohutoro MLA (9th ed.)

Kotpal, R. L. A Textbook of Minor Phyla /1st Ed. Rostogi, 1988.