TY  - BOOK
AU  - Ehrlich,Paul R.
AU  - Roughgarden,Jonathan
TI  - The science of ecology
SN  - 0023317000 (hardback)
AV  - QH541 E37 
PY  - 1987///
CY  - New York
PB  - Macmillan publishing company
KW  - Ecology
N1  - Includes table; Includes bibliographical references and index
ER  -