APA-viite

Rathi Ramachandran & Girija Narayanan Ammini Ramachandran. (2005). History of medieval Kerala. Pragati Publications.

Chicago-tyylinen lähdeviittaus

Rathi Ramachandran ja Girija Narayanan Ammini Ramachandran. History of Medieval Kerala. New Delhi: Pragati Publications, 2005.

MLA-viite

Rathi Ramachandran ja Girija Narayanan Ammini Ramachandran. History of Medieval Kerala. Pragati Publications, 2005.