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Foundation Press, 1972
Buku Teks
Hegland, Kenney F.
Thomson West, 2003
Buku Teks
Stone, alan A.
Studies of crime, 1975
Buku Teks
edited by Christian J. Tams, Antonios Tzanakopoulos, Andreas Zimmermann ; assistant editor, Athene E. Richford.
UK Edward Elga, 2014
Buku Teks
Hegland, Kenney
St. Paul, Minn, 2003
Buku Teks