Acomrehensive study of the modern world Reddy, krishna creator Ajay kumar text New Delhi Straightforward Publishers Pvt.Ltd 2024 3rd ed monographic 374p. 28cm(pbk) By Krishna reddy, ajay kumar c.m. Civil Services Examination 954 9789355325266 B-769335-360 BACEN25 sunnvek 20250613152719.0