TY  - BOOK
AU  - Ricklefs,Robert E.
TI  - The economy of nature: a textbook in basic ecology 
SN  - 071672409X
AV  - QH541 .R54 1993
U1  - 574.5 20
PY  - 1993///
CY  - New York
PB  - W.H. Freeman
KW  - Ecology
KW  - Ecologie
KW  - gtt
N1  - Includes bibliographical references (p. 533-534) and index
UR  - http://www.archive.org/details/economyofnaturet00rick
UR  - http://www.openlibrary.org/books/OL1734728M
ER  -