സുമംഗല & Sumangala. (1967). കടമകള് (1st.). Sahitya Pravarthaka Co-operative Society Ltd.
Chicago Style aipamenaസുമംഗല and Sumangala. കടമകള്. 1st. Kottayam: Sahitya Pravarthaka Co-operative Society Ltd, 1967.
MLA aipamenaസുമംഗല and Sumangala. കടമകള്. 1st. Sahitya Pravarthaka Co-operative Society Ltd, 1967.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.