സുമംഗല & Sumangala. (1967). കടമകള് (1st.). Sahitya Pravarthaka Co-operative Society Ltd.
Chicago Edition Citationസുമംഗല i Sumangala. കടമകള്. 1st. Kottayam: Sahitya Pravarthaka Co-operative Society Ltd, 1967.
Cita MLAസുമംഗല i Sumangala. കടമകള്. 1st. Sahitya Pravarthaka Co-operative Society Ltd, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.