APA-viite (7. p.)
(May 4, 2012). Procedures for Transportation Workplace Drug and Alcohol Testing Programs: 6-acetylmorphine (6-AM) Testing. Transportation Department Documents and Publications.
Chicago-viite (17. p.)
"Procedures for Transportation Workplace Drug and Alcohol Testing Programs: 6-acetylmorphine (6-AM) Testing." Transportation Department Documents and Publications May 4, 2012.
MLA-viite (9. p.)
"Procedures for Transportation Workplace Drug and Alcohol Testing Programs: 6-acetylmorphine (6-AM) Testing." Transportation Department Documents and Publications, May 4, 2012.
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