APA Edition Citation

Pillai, K. C., & Vohra, K. G. (1982). Natural radiation environment. Wiley Eastern Limited.

Chicago Edition Citation

Pillai, K C., and K G. Vohra. Natural Radiation Environment. New Delhi: Wiley Eastern Limited, 1982.

MLA Edition Citation

Pillai, K C., and K G. Vohra. Natural Radiation Environment. Wiley Eastern Limited, 1982.