George Alex Andrews. (2023). Important Acts That Transforment India, Upsc Civil Services Examination (2nd.). Mc Grow Hill Education (India).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGeorge Alex Andrews. Important Acts That Transforment India, Upsc Civil Services Examination. 2nd. Chennai: Mc Grow Hill Education (India), 2023.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGeorge Alex Andrews. Important Acts That Transforment India, Upsc Civil Services Examination. 2nd. Mc Grow Hill Education (India), 2023.
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