APA-ийн эшлэл(7 дахь хэвлэлт)
Kaufman, H. N. (1994). Organizational, employee and program determinants of drug testing attitudes: Exploring the Ontario experience. ProQuest Dissertations and Theses.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)
Kaufman, Heather N. "Organizational, Employee and Program Determinants of Drug Testing Attitudes: Exploring the Ontario Experience." ProQuest Dissertations and Theses 1994.
MLA -ийн эшлэл (9 дэх хэвлэлт)
Kaufman, Heather N. "Organizational, Employee and Program Determinants of Drug Testing Attitudes: Exploring the Ontario Experience." ProQuest Dissertations and Theses, 1994.
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