APA (7th ed.) Zitazioa
Trzupek, R. (2003). Air quality compliance and permitting manual. McGraw-Hill.
Chicago Style (17th ed.) Zitazioa
Trzupek, Richard. Air Quality Compliance and Permitting Manual. New York: McGraw-Hill, 2003.
MLA (9th ed.) Zitazioa
Trzupek, Richard. Air Quality Compliance and Permitting Manual. McGraw-Hill, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.