Ardi Wirdamulia, author
Management, Faculty of Economics, University of Indonesia and Philip Kotler Center, 2013
Artikel Jurnal
edited by Rom Harre
Basil Blackwell, 1976
Buku Teks
Feist, Jess, author
McGraw Hil , 2013
Buku Teks
Schultz, Duane P., author
Cengage Learning, 2017
Buku Teks
Hall, Calvin S. (Calvin Springer), 1909-1985, author
John Wiley & Sons, 1998
Buku Teks