Standard air pollution classification network : a thesaurus of terms (as used in the APTIC Data Base)
By: by Peter Halpin.
Edition: 2d ed. --
Series: EPA-450/1-78-002; PB 292 038
Publisher: The Office
Published: 1978
Place of publication: Research Triangle Park, NC
Language: eng
Number of pages: 131
Notes: "Contains all of the standardized terminology and rules for its use as applicable to the Air Pollution Technical Information Center (APTIC)."

First ed. has title Thesaurus of air pollution indexing terms.