TY  - BOOK
AU  - Beyers, Robert J.
AU  - Odum, Howard T.
TI  - Ecological microcosms 
T2  - Springer advanced texts in life sciences
SN  - 0-387-97980-8
U1  - 577 23rd.
PY  - 1993///
CY  - New York  
PB  - Springer-Verlag 
KW  - Closed ecological systems
ER  -