Muhibbin Syah, author
RajaGrafindo Persada, 2010
Buku Teks
Trimmer, Joseph F., author
Houghton Mifflin , 1995
Buku Teks
Munter, Mary, author
Prentice-Hall, 1982
Buku Referensi
Langan, John, 1942-, author
McGraw-Hill, 1994
Buku Teks
Ana Sujarwati, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2004
UI - Tesis (Membership)