APA

Tharakan K. M., . (1993). Anweshana padhangal (m). : Sahithya Pravarthaka Co-operative Society Ltd., Kottayam.

Chicago

Tharakan K M, . 1993. Anweshana padhangal (m). : Sahithya Pravarthaka Co-operative Society Ltd., Kottayam.

Harvard

Tharakan K. M., . (1993). Anweshana padhangal (m). : Sahithya Pravarthaka Co-operative Society Ltd., Kottayam.

MLA

Tharakan K M, . Anweshana padhangal (m). : Sahithya Pravarthaka Co-operative Society Ltd., Kottayam. 1993.