Devito, Joseph A., author
Pearson Education, 2004
Buku Teks
Devito, Joseph A., author
Pearson education limited , 2014
Buku Teks
McIntosh, Perry, author
[American Management Association;, ], 2008
eBooks
Huseman, Richard C., author
Allyn and Bacon, 1977
Buku Teks
Wood, Julia T., 1950-, author
Wadsworth and Cengage Learning, 2013
Buku Teks