TY  - BOOK
AU  - Postlethwait, john h.
AU  - Jahn L.Hopson
TI  - Nature of life
SN  - 0075570351
AV  - QH308.2.P67 1989 
PY  - 1989///
CY  - London
PB  - McGraw Hill
KW  - life
N1  - Includes bibliographies and index
ER  -