Comprehensive data handling system, air quality data handling subsystem (AQDHS-II) program, documentation and user's guide.
Contributors: United States. Environmental Protection Agency. Office of Air Quality Planning and Standards.
Edition: 2d ed.
Series: EPA ; 450/3-74-045-1; EPA (Series) -- 450/3-74-045-1.
Publisher: Environmental Protection Agency, Office of Air and Waste Management, Office of Air Quality Planning and Standards; for sale by the National Technical Information Service
Published: 1977
Place of publication: Research Triangle Park, N.C; Springfield, Va
Language: eng
Number of pages: 269
Subjects: Database management.; Programming languages (Electronic computers)
Notes: Prepared under contract no. 68-02-1386, T.O. 14.

Issued April 1977.