Agnes Maria Surtini, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2000
UI - Tesis Membership
Trimanah, author
Universitas Indonesia, 2004
UI - Tesis (Membership)
Beamer, Linda, author
McGraw-Hill, 2008
Buku Teks
Beamer, Linda, author
McGraw-Hill, 2001
Buku Teks
Martin, Judith N., author
McGraw-Hill, 2013
Buku Teks