APA aipamena

Gopalakrishnan K. (1999). Kulapathikal. Vallathol Vidyapeedham.

Chicago Style aipamena

Gopalakrishnan K. Kulapathikal. Sukapuram: Vallathol Vidyapeedham, 1999.

MLA aipamena

Gopalakrishnan K. Kulapathikal. Vallathol Vidyapeedham, 1999.