TY  - BOOK
AU  - Ricklefs,Robert E.
TI  - The economy of nature: : a textbook in basic ecology
SN  - 0913462047
AV  - ZOO QH541.R54 
PY  - 1976///
CY  - Oregon
PB  - Chiron Press
KW  - Ecology
N1  - Includes bibliographies and index


ER  -