Dewa Ketut Sukardi, author
Bina Aksara, 1988
Buku Teks
Andi Mappiare A.T., author
RajaGrafindo Persada, 2004
Buku Teks
Hahn,Milton E.
McGraw-Hill Book Co., 1955
Buku Teks
Neukrug, Edward S., author
Brooks/Cole Cengage Learning, 2012
Buku Teks
Agung Pradata I.K., author
Fakultas Psikologi Universitas Indonesia, 2003
UI - Tesis Membership