TY  - BOOK
ED  - Educational Broadcasting System
TI  - Earth's 4.6 Billion Years, 10 Major Events - Reincarnation of Earth
T2  - EBS Contents With education culture and information 
CY  - Mapo-gu, Seoul : 
PB  - Publishing Contents Center, 
KW  - Korean Education
KW  - Training & development
N1  - leading educational change
ER  -