Kumar Vinay G.B. (2022). History Question Bank For Civil Services Preliminary Examination (3TH.). Mc Grow Hill Education (India).
芝加哥风格引文Kumar Vinay G.B. History Question Bank For Civil Services Preliminary Examination. 3TH. Chennai: Mc Grow Hill Education (India), 2022.
MLA引文Kumar Vinay G.B. History Question Bank For Civil Services Preliminary Examination. 3TH. Mc Grow Hill Education (India), 2022.
警告：这些引文格式不一定是100％准确.