Rajaram Kalpana, Suri R.K, & Vidya R. (2023). Developments In Science And Technology: For UPSC Civil Services Mains and Prelims General Studies (31st ed.). Spectrum Books.
Style de citation Chicago (17e éd.)Rajaram Kalpana, Suri R.K, et Vidya R. Developments In Science And Technology: For UPSC Civil Services Mains and Prelims General Studies. 31st ed. New Delhi: Spectrum Books, 2023.
Style de citation MLA (9e éd.)Rajaram Kalpana, et al. Developments In Science And Technology: For UPSC Civil Services Mains and Prelims General Studies. 31st ed. Spectrum Books, 2023.
Attention : ces citations peuvent ne pas être correctes à 100%.