Roy, Samaren. <br/><br/>
The twice-born heretic : M.N. Roy and comintern /  
Samaren Roy. 
 - Kolkata :   Firma K L M ,   1986. 
 - xvi,262p. :   ill.,photo ;   22cm .  
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<br/><br/><label>ISBN: </label> Rs. 150.00 (Hb) 
<br/><br/><label>Subjects--Index Terms: </label>M N ROY-BIOGRAPHY 
<br/><br/><label>Dewey Class. No.: </label>320.092M  / ROY/T