Kumar Vinay G.B. (2022). History Question Bank For Civil Services Preliminary Examination (3TH.). Mc Grow Hill Education (India).
Chicagoスタイル(17版)引用形式Kumar Vinay G.B. History Question Bank For Civil Services Preliminary Examination. 3TH. Chennai: Mc Grow Hill Education (India), 2022.
MLA(9版)引用形式Kumar Vinay G.B. History Question Bank For Civil Services Preliminary Examination. 3TH. Mc Grow Hill Education (India), 2022.
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