Government of Kerala. (2014). Economic Review - 2013. State Planning Board.
Dyfyniad Arddull ChicagoGovernment of Kerala. Economic Review - 2013. Thiruvananthapuram: State Planning Board, 2014.
Dyfyniad MLAGovernment of Kerala. Economic Review - 2013. State Planning Board, 2014.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.