TY  - BOOK
AU  - May, R. M.
TI  - Theoretical ecology: principles and application 
SN  - 06320007680
AV  - DUCE QH541.15.M3 
PY  - 1981///
CY  - Oxford
PB  - Blackwell Scientific
KW  - Ecology- mathematical models
N1  - Includes bibliographical references and index
ER  -