Ryan, William T.
Personel learning aid for principles of marketing / William T. Ryan; Roger H. hermanson
Dew Jones Irwin, 1980
 Buku Teks SO
Ryan, William T
Principles of marketing/ by William Ryan
Richard D. Irwin, 1980
 Buku Teks
Ryan, William T.
A Guide to marketing / William T. Ryan
Richard D. Irwin, 1981
 Buku Teks
Terry, George R.
Programmed learning aid for supervision
Richard D. Irwin, 1982
 Buku Teks
Erik Horatian
Analisis program experiential marketing pada PT. Garuda Indonesia = Analysis of experiential marketing program on PT Garuda Indonesia
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2011
 UI - Tesis Open