TY  - BOOK
AU  - Good,Timothy
TI  - Alien base: Earth's encounters with extraterrestrials 
SN  - 0712678123
PY  - 1998///
CY  - London
PB  - Century
KW  - Life on other planets
KW  - Unidentified flying objects
KW  - Sightings and encounters
ER  -