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Buku Teks
McQuade, Walker, author
Erlangga, 1987
Buku Teks
Tyrer, Peter
Jakarta ARCAM 1996,
Buku Teks
Fakultas Psikologi Universitas Indonesia, 2004
UI - Skripsi (Membership)
Muhamad Arista Akbar, author
2008
UI - Skripsi (Open)