Publisher:
|
[Washington, D.C.] : U.S. Environmental Protection Agency, Office of Inspector General, 2007. |
Phys. Desc.:
|
[v], 39 p. : digital, PDF file.
|
Digital Content
|
Click for online content. |
|
Publisher:
|
Washington, DC : U.S. Environmental Protection Agency, Office of Ground Water and Drinking Water, 2003. |
Digital Content
|
Click for online content. |
|
Publisher:
|
Research Triangle Park, NC : U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, Outreach and Information Division, Innovative Programs and Outreach Group, 2013. |
Edition:
|
Revised March 2013. |
Phys. Desc.:
|
1 online resource (44 pages) : color illustrations
|
Digital Content
|
Click for online content. |
|
|
|
|
Publisher:
|
Research Triangle Park, North Carolina : U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, Air Quality Assessment Division, 2013. |
Phys. Desc.:
|
1 online resource ([68] pages) : illustrations
|
Digital Content
|
Click for online content. |
|
Publisher:
|
[United States] : Momentum Pictures, [2020] |
Phys. Desc.:
|
1 videodisc (98 min.) : sound, color ; 4 3/4 in.
|
|
Publisher:
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New York : Farrar Straus Giroux Books for Young Readers, an imprint of Macmillan Publishing Group, LLC, 2019. |
ISBN:
|
0374309345 |
Edition:
|
First edition. |
Phys. Desc.:
|
1 volume (unnumbered pages) : color illustrations ; 27 cm
|
|
Publisher:
|
Washington, DC : U.S. Environmental Protection Agency, Office of Ground Water and Drinking Water, 2002. |
Phys. Desc.:
|
4 p.
|
Digital Content
|
Click for online content. |
|