Gopimani R Marco Polo, Columbus, Vasco Da Gama/ by Gopimani R - Kottayam: D C Books, 2009. - 93p. ISBN: 9788812642488 Subjects--Topical Terms: Biography GeographersVasco Da GamaMarco PoloColumbusGeography Dewey Class. No.: M 910.92 / GOP/M