Cita APA (7th ed.)

Chopra, G., Gupta, R. C., & Goyal, S. K. Cytology (BP-316.95.). R. Chand & Co.

Cita Chicago (17th ed.)

Chopra, Girish, Rohtash Chand Gupta, i Shri Krishan Goyal. Cytology. BP-316.95. New Delhi: R. Chand & Co.

Cita MLA (9th ed.)

Chopra, Girish, et al. Cytology. BP-316.95. R. Chand & Co.