OJHA, N. N. (2019). History: IAS Mains Q & A (15 Yrs Solved). Chronicle Books.
Chicago Edition CitationOJHA, N N. History: IAS Mains Q & A (15 Yrs Solved). NewDelhi: Chronicle Books, 2019.
MLA Edition CitationOJHA, N N. History: IAS Mains Q & A (15 Yrs Solved). Chronicle Books, 2019.
Warning: These citations may not always be 100% accurate.