Arora, N. D. (2016). Political Science: For Civile Services Main Examination (2nd Edition.). McGraw- Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रArora, N D. Political Science: For Civile Services Main Examination. 2nd Edition. New Delhi: McGraw- Hill, 2016.
एमएलए (9वां संस्करण) प्रशस्ति पत्रArora, N D. Political Science: For Civile Services Main Examination. 2nd Edition. McGraw- Hill, 2016.
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