TY  - BOOK
AU  - Young,Richard S.
TI  - Extraterrestrial biology
T2  - [Holt library of science]
AV  - QH327 .Y6
U1  - 523.13 
PY  - 1966///]
CY  - New York
PB  - Holt, Rinehart and Winston
KW  - Space biology
N1  - Bibliography: p. 113-114
ER  -