APA استشهاد

Frenz, A. (1991). Dr. Herman Gundert: Parudeesayile bhashapantithan (m). D C Books.

استشهاد بنمط شيكاغو

Frenz, Albrecht. Dr. Herman Gundert: Parudeesayile Bhashapantithan (m). Kottayam: D C Books, 1991.

MLA استشهاد

Frenz, Albrecht. Dr. Herman Gundert: Parudeesayile Bhashapantithan (m). D C Books, 1991.