TY  - BOOK
TI  - Secret tunnel under Panmunjom : north Korea's third invasion passage discovered / 
U1  - 388.13095193 
PY  - 1978///
CY  - Seoul
PB  - Korean Overseas Information Service, 
KW  - Trade, communications and transportation
KW  - Tunnels
KW  - History
KW  - Korea Democratic People's Republic
ER  -