TY  - BOOK
TI  - Biological science: an ecological approach
SN  - 0840358644(hbk)
PY  - 1987///
CY  - Lowa
PB  - Kendall/Hunt Publishing Co.
KW  - Biology
KW  - Study and teaching (Higher)
KW  - Ecology
N1  - Includes index
ER  -