Hausladen, Gerhard, author
Birkhauser, 2008
Buku Referensi
Goldbart, Stephen, author
Da Capo Press, 2011
Buku Teks
Baumbach, Donna J. (Donna Jean), 1948-, author
American Library association, 2006
eBooks
by Gerhard Hausladen...[et al.]
Birkhal'user, 2005
Buku Teks
Rizal Edy Halim, Author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2023
UI - Pidato