TY  - BOOK
T1  - Exploring new ethics for survival the voyage of the spaceship Beagle.
A1  - Hardin, Garrett James, 1915-
LA  - English
PP  - New York
PB  - Viking Press
YR  - 1972
UL  - https://ds.mainlib.upd.edu.ph/Record/UP-99796217607079406
OP  - 273
CN  - HB 871 H34 1972
KW  - Birth control.
KW  - Human ecology.
KW  - Population.
ER  -