edited by Randall S. Schuler and Susan E. Jackson
Blackwell, 1999
Buku Teks
Greer, Charles R.
Prentice-Hall, 2001
Buku Teks
Greer, Charles R.
Prentice-Hall, 2001
Buku Teks
Feza Tabassum Azmi
Cambridge University Press, 2019
eBooks
Raymond A. Noe
McGraw-Hillm, 2006
Buku Teks