Cornforth, Maurice. Dialectical meterialism: introductiory course / by Maurice Cornforth. - Kolkata : National Book Agency , 1995. - vi,467p. : ills,figs ; 21cm. . NULL ISBN: 8176260134 Rs.100.00 Subjects--Index Terms: DIALECTICAL MATERIALISM Dewey Class. No.: 335.4112 / COR/D