@book{20919,
	author = {Narayana Rao, Velcheru, and Shulman, David Dean,},
	title = {Symbols of substance, court and state in Nāyaka period Tamilnadu /},
	publisher = {Oxford University Press,},
	year = {1992.},
	address = {Delhi :},
	url = {http://www.loc.gov/catdir/enhancements/fy0605/92910861-d.html}
}