Buzan, Tony, author
Wood Lane, 2003
Buku Teks
Bono, Edward de, author
Simon and Schuster , 1969
Buku Teks
edited by Daniel L. Schacter
Harvard University Press, 1995
Buku Teks
Fakultas Psikologi Universitas Indonesia, 1982
UI - Skripsi (Membership)
Elly Irawati, author
1981
UI - Skripsi (Membership)