TY  - BOOK
ED  - National Research Council (U.S.).
TI  - Acid deposition: long-term trends 
SN  - 030903647X (pbk.)
PY  - 1986///
CY  - Washington, D.C.
PB  - National Academy
KW  - Acid deposition
KW  - Environmental aspects
KW  - Environmental impact analysis
N1  - Includes bibliographies
ER  -