Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

Gopalakrishnan K. Kulapathikal. Vallathol Vidyapeedham, 1999.