TY  - BOOK
AU  - Winchester,A.M.
TI  - Modern biological principles
U1  - 574 22
PY  - 1965///
CY  - Princeton, N.J.
PB  - Van Nostrand
KW  - Biology
KW  - biological principles
KW  - Modern Biology
N1  - Includes bibliographical references & index
ER  -