APA-ийн эшлэл(7 дахь хэвлэлт)
(May 4, 2012). Procedures for Transportation Workplace Drug and Alcohol Testing Programs: 6-acetylmorphine (6-AM) Testing. Transportation Department Documents and Publications.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)
"Procedures for Transportation Workplace Drug and Alcohol Testing Programs: 6-acetylmorphine (6-AM) Testing." Transportation Department Documents and Publications May 4, 2012.
MLA -ийн эшлэл (9 дэх хэвлэлт)
"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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