Ray, Sibnarayan . For a revolution from below : an M.N.Roy commemorative Volume / edited by Sibnarayan Ray. - India : Minerva , 1989. - xii,148p. : figs. ; 21cm . Includes index ISBN: 8185195153 Rs.100.00 Subjects--Index Terms: POLITICAL SCIENCE Dewey Class. No.: 320.092 / RAY/F