Carney, Jan K., author
Jones Bartlett Learning, 2016
Buku Teks
Hird, John A., author
Wadsworth , 2004
Buku Teks
Indian Institute of Management, 1991
Buku Teks
edited by Cathy E. Lloyd ... [and others]
SAGE Publications, 2007
Buku Teks
Milio, Nancy, author
Davis, 1983
Buku Teks