00381nam a22001337a 4500 518049 518049 210811b ||||| |||| 00| 0 eng d Sen, Sunanda 28450 The surplus approach of angles and Marx Social Scientist 48(11-12), Nov-Dec, 2020: p.59-70 Social Scientist MARX, CARL, - 1818-1883 AR 0 0 ddc 0 0 392108 IIPA IIPA 2021-08-11 48(11-12), Nov-Dec, 2020: p.59-70 AR125255 2021-08-11 AR