APA-viite (7. p.)
Putchinski, L. J. (2007). Union influence and police expenditures. LFB Scholarly Pub. LLC.
Chicago-viite (17. p.)
Putchinski, Laurence J. Union Influence and Police Expenditures. New York: LFB Scholarly Pub. LLC, 2007.
MLA-viite (9. p.)
Putchinski, Laurence J. Union Influence and Police Expenditures. LFB Scholarly Pub. LLC, 2007.
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