APA (7 वां संस्करण) प्रशस्ति पत्र

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.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Rajaram Kalpana, Suri R.K, और Vidya R. Developments In Science And Technology: For UPSC Civil Services Mains and Prelims General Studies. 31st ed. New Delhi: Spectrum Books, 2023.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Rajaram Kalpana, et al. Developments In Science And Technology: For UPSC Civil Services Mains and Prelims General Studies. 31st ed. Spectrum Books, 2023.

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