Παραπομπή APA

Sanu M K & Madhavan Ayyappath. (1998). Narayana Guru: A biography. Bharatiya Vidya Bhavan.

Παραπομπή Chicago Style

Sanu M K και Madhavan Ayyappath. Narayana Guru: A Biography. Bombay: Bharatiya Vidya Bhavan, 1998.

Παραπομπή MLA

Sanu M K και Madhavan Ayyappath. Narayana Guru: A Biography. Bharatiya Vidya Bhavan, 1998.