APA aipamena

Sandhu, S. K., & Bhardwaj, K. S. (1970). Study of sterilization units in the Union Territory of Delhi. Central Family Planning Institute.

Chicago Style aipamena

Sandhu, S. K., and K. S. Bhardwaj. Study of Sterilization Units in the Union Territory of Delhi. New Delhi: Central Family Planning Institute, 1970.

MLA aipamena

Sandhu, S. K., and K. S. Bhardwaj. Study of Sterilization Units in the Union Territory of Delhi. Central Family Planning Institute, 1970.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.