Bonnicksen, Andrea L
Mayfield Publishing Company, 1982
Buku Teks
Foster, Steve, author
Oxford university press, 2012
Buku Teks
Sudargo Gautama, author
1973
UI - Pidato
Sudargo Gautama, author
1973
UI - Pidato
Gerald P. Mallon, editor
Routledge, Taylor & Francis Group, 2018
Buku Teks