TY  - BOOK
AU  - Leisner, Robert S.,
AU  - Kormondy, Edward J.,
TI  - Ecology
SN  - 0697046729 (paperback)
PY  - 1971///
CY  - Dubuque, Iowa (U.S.A)
PB  - WM. C Brown Company, 
KW  - Ecology
N1  - Includes bibliographical references
ER  -