TY  - BOOK
AU  - Thomas, William A
AU  - Wilcox, William H 
AU  - Goldstein, Gerald 
TI  - Biological indicators of environmental quality: : A bibliography of abstracts 
SN  - 0-250-40022-7
PY  - 1973///
CY  - Michigan: 
PB  - Ann Arbor Science Publishers, Inc., 
KW  - Bibliographies
KW  - Biological
ER  -