Otfinoski, Steven. Marco Polo : to China and back / by Steven Otfinoski. - Tarrytown, New York : Benchmark Books, 2003. - p. cm. - Great explorations . ISBN: 0-7614-1480-0 Subjects--Personal Names: Polo, Marco, 1254-1323? Subjects--Topical Terms: ExplorersVoyages and travelsAsia--Description and travel