TY  - BOOK
AU  - Zuckerman Ben
AU  - Hart Michael H
TI  - Extraterrestrials: where are they? 
SN  - 0521448034 
AV  - QB54 
PY  - 1995///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Life on other planets
KW  - Congresses
KW  - Life
KW  - Origin
N1  - Previous ed.: New York : Pergamon, 1982; Includes bibliographical references
ER  -