Aamodt, Michael G., author
Cengage Learning, 2016
Buku Teks
Aamodt, Michael G., author
Wadsworth and Cengage Learning, 2013
Buku Teks
Muchinsky, Paul M., author
Wadsworth, 2000
Buku Teks
Dipboye, Robert L., author
Harcourt Brace College, 1994
Buku Teks
Miner, John B., author
McGraw-Hill, 1992
Buku Teks