എ കെ ഗോപാല൯ & A K Gopalan. (1972). ഹരിജനം (1st.). Sahithya Pravarthaka Co-operative Society Ltd..
Chicago Edition Citationഎ കെ ഗോപാല൯ i A K Gopalan. ഹരിജനം. 1st. Kottayam: Sahithya Pravarthaka Co-operative Society Ltd., 1972.
Cita MLAഎ കെ ഗോപാല൯ i A K Gopalan. ഹരിജനം. 1st. Sahithya Pravarthaka Co-operative Society Ltd., 1972.
Atenció: Aquestes cites poden no estar 100% correctes.