Bugie Kurniawan, author
Program Pascasarjana Universitas Indonesia, 2008
UI - Tesis (Open)
Oka A. Yoeti, author
Angkasa, 1994
Buku Teks
Janianton Damanik ... [and others]
Gadjah Mada University Press, 2019
Buku Teks
Spillane, James J., author
Kanisius, 1994
Buku Teks
Ilham Junaid, author
Politeknik Pariwisata Makassar, 2018
Buku Teks