TY  - BOOK
AU  - Thom,Gary C.
TI  - Air pollution indices compendium and assessment of indices used in the United States and Canada
SN  - 0252401487
PY  - 1976///
CY  - Ann Arbor, Mich.
PB  - Ann Arbor Science
KW  - Air quality
KW  - Standards
KW  - United States
KW  - Canada
N1  - Includes bibliographical references
ER  -