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- Corporate/Agency Authors:
- Environmental Protection Agency
- Publisher:
- Environmental Protection Agency
- Date:
- June 1972
- SuDoc number:
- EP 1.16:13030 ELY 5-72-11
- Corporate/Agency Authors:
- Environmental Protection Agency
- Publisher:
- Environmental Protection Agency
- Date:
- June 1972
- SuDoc number:
- EP 1.16:14010 EFK 06/72
- Corporate/Agency Authors:
- Environmental Protection Agency
- Publisher:
- Environmental Protection Agency
- Date:
- June 1972
- SuDoc number:
- EP 1.29:Io 9
- Corporate/Agency Authors:
- Water Programs Office and Environmental Protection Agency
- Publisher:
- Water Programs Office
- Date:
- May 1972
- SuDoc number:
- EP 2.2:Ac 4
- Corporate/Agency Authors:
- Air Programs Office and Environmental Protection Agency
- Publisher:
- Air Programs Office
- Date:
- May 1972
- SuDoc number:
- EP 4.9:(nos.)
- Corporate/Agency Authors:
- Air Programs Office and Environmental Protection Agency
- Publisher:
- Air Programs Office
- Date:
- May 1972
- SuDoc number:
- EP 4.9:(nos.)
- Corporate/Agency Authors:
- Air Programs Office and Environmental Protection Agency
- Publisher:
- Air Programs Office
- Date:
- May 1972
- SuDoc number:
- EP 4.9:(nos.)
- Corporate/Agency Authors:
- Air Programs Office and Environmental Protection Agency
- Publisher:
- Air Programs Office
- Date:
- Revised May 1972. [1972.]
- SuDoc number:
- EP 4.9:30
- Corporate/Agency Authors:
- Environmental Protection Agency
- Publisher:
- Environmental Protection Agency
- Date:
- May 1972
- SuDoc number:
- EP 2.2:Al 3
- Corporate/Agency Authors:
- Water Programs Office and Environmental Protection Agency
- Publisher:
- Water Programs Office
- Date:
- May 1972
- SuDoc number:
- EP 2.2:Oi 5/2