APA aipamena

Gopalakrishanan, K., & Narayanan, P. M. (2014). Thirenjedutha lekhanangal. Vallathol vidyapeedam.

Chicago Style aipamena

Gopalakrishanan, K., and P M. Narayanan. Thirenjedutha Lekhanangal. Edappal: Vallathol vidyapeedam, 2014.

MLA aipamena

Gopalakrishanan, K., and P M. Narayanan. Thirenjedutha Lekhanangal. Vallathol vidyapeedam, 2014.