TY  - BOOK
AU  - Severin, Tim
AU  - Tracking Marco Polo
TI  - Tracking Marco Polo 
SN  - 009936400X
PY  - 1964///
CY  - London 
PB  - Zenith Book 
KW  - Voyages and travels
KW  - Morco Polo - Voyages and travels
ER  -