TY  - BOOK
AU  - Enger, Eldon D.
AU  - Kormelink, Richard 
TI  - Concepts biology
AV  - QH308.2 .C66 1991.
PY  - 1991///
CY  - Michigan
PB  - Wm C Brown
KW  - Biology
N1  - includes index
ER  -