APA

Unnikrishnan Puthur, . (1986). Nashtappetta ponnonam (m). : Sahithya Pravarthaka Co-operative Society Ltd., Kottayam.

Chicago

Unnikrishnan Puthur, . 1986. Nashtappetta ponnonam (m). : Sahithya Pravarthaka Co-operative Society Ltd., Kottayam.

Harvard

Unnikrishnan Puthur, . (1986). Nashtappetta ponnonam (m). : Sahithya Pravarthaka Co-operative Society Ltd., Kottayam.

MLA

Unnikrishnan Puthur, . Nashtappetta ponnonam (m). : Sahithya Pravarthaka Co-operative Society Ltd., Kottayam. 1986.