TY  - BOOK
AU  - NGS
AU  - Nang ChanYeema
TI  - Why on Earth?
SN  - 0-87044-701-7
U1  - AN 500 NGS 
CY  - New York, USA
PB  - National Geographic Society
KW  - Adult Nonfiction
N2  - Questions and answers present information on science topics, including human physiology, animal behavior, each science, and natural science
ER  -