(1996). Tata Mcgraw Hills General studies Manual for UPSC Civil services Preliminary Examination. McGraw-Hill.
Chicago Stili AlıntıTata Mcgraw Hills General Studies Manual for UPSC Civil Services Preliminary Examination. New Delhi: McGraw-Hill, 1996.
MLA AlıntıTata Mcgraw Hills General Studies Manual for UPSC Civil Services Preliminary Examination. McGraw-Hill, 1996.
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