Aamodt, Michael G., author
Wadsworth and Cengage Learning, 2013
Buku Teks
Aamodt, Michael G., author
Cengage Learning, 2016
Buku Teks
Aamodt, Michael G., author
Thomson/Wadsworth, 2004
Buku Teks
Muchinsky, Paul M., author
Wadsworth, 2000
Buku Teks
Dipboye, Robert L., author
Harcourt Brace College, 1994
Buku Teks