Wildermuth, J.R., author
Ecole Hotellere, 1978
Buku Teks
Wildermuth, J.R., author
Ecole Hotellere, 1980
Buku Teks
Tricia Lelonowati Sumarjanto, author
2001
UI - Tesis (Membership)
Bambang Pratama, author
1991
UI - Tesis (Membership)
Karima Naulita, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2019
UI - Tugas Akhir