TY  - BOOK
AU  - CHRIS JOINS, EDITOR IN CHIEF
TI  - NATIONAL GEOGRAPHIC JAN 2007
T2  - VOL.211 NO.1, 2007
U1  - 050.8 NG v.01 2007 
PY  - 2007///
CY  - 
PB  - NATIONAL GEOGRAPHIC  SOCIETY
KW  - 连续性出版品; 期刊--NATIONAL GEOGRAPHIC
ER  -