1421 : the year China discovered america
題名:
1421 : the year China discovered america
著者:
Menzies, Gavin.
ISBN（國際標準書號）:
9780060537630
版本:
First U. S. Edition
出版資訊:
New York : William Morrow, c2003.
規格:
1 v.
主題:
| Discoveries in geograph -- Chinese. |
| Voyages around the world. |
| China -- History -- Ming dynasty, 1368-1644. |
| Zheng, He, 1371-1435 -- Travel. |