TY  - BOOK
AU  - Hart, Michael H., ed.
AU  - Zuckerman, Ben., ed.
TI  - Extraterrestrials where are they?
SN  - 0-08-026342-9
PY  - 1982///
CY  - New York
PB  - Pergamon Press
KW  - Astronomy and astrophysics thesaurus
KW  - Extraterrestrial life
KW  - Origin of life
ER  -