Water pollution and water resources.
Series: Subject bibliography (SB) -- SB-050
Publisher: U.S. G.P.O., Supt. of Docs.
Published: 1987
Place of publication: Washington, D.C
Language: eng
Subjects: Government publications -- Bibliography -- Catalogs.; Water -- Pollution -- United States -- Bibliography -- Catalogs.; Water quality -- United States -- Bibliography -- Catalogs.
Genres: Bibliography; Catalogs.
Notes: Caption title.

Shipping list no.: 87-672-P.

"October 20, 1987."