"Thailand Dream Trip," Andrew Spooner, Footprint Travel Guides, 2013, ISBN 9781907263675, ... Ayutthaya's name derives from 'Ayodhya',the sacred town in the Indian epic, the Ramayana ...
"The Civilization of Angkor," Charles Higham, University of California Press, 2001, ISBN 9780520234420, ... Angkor A name derived from the Sanskrit word nagara, meaning a holy city. It appears in Thai as nakhon and in Cham as nagar ...