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.
Chicago-Zitierstil (17. Ausg.)Rajaram Kalpana, Suri R.K, und Vidya R. Developments In Science And Technology: For UPSC Civil Services Mains and Prelims General Studies. 31st ed. New Delhi: Spectrum Books, 2023.
MLA-Zitierstil (9. Ausg.)Rajaram Kalpana, et al. Developments In Science And Technology: For UPSC Civil Services Mains and Prelims General Studies. 31st ed. Spectrum Books, 2023.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.