%0 Book %I Office of Air Quality Planning and Standards, U.S. EPA ; Reproduced by NTIS %D 1980 %C Research Triangle Park, N.C. : Springfield, VA %G English %B Document (Susitna Hydroelectric Project) ; %T Ambient monitoring guidelines for prevention of significant deterioration (PSD) %U https://www.arlis.org/docs/vol1/Susitna/21/APA2116.pdf