APA-ийн эшлэл(7 дахь хэвлэлт)

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.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

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

MLA -ийн эшлэл (9 дэх хэвлэлт)

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