एपीए उद्धरण

Mathew, K. M. (2015). The eighth ring: An autobiography. Penguin Books India Pvt. Ltd..

शिकागो स्टाइल उद्धरण

Mathew, K M. The Eighth Ring: An Autobiography. Gurgaon: Penguin Books India Pvt. Ltd., 2015.

एमएलए उद्धरण

Mathew, K M. The Eighth Ring: An Autobiography. Penguin Books India Pvt. Ltd., 2015.