edited by Simon Garrod and Martin Pickering
Psychology Press, 1999
Buku Teks SO
Kennedy, Dora
National Texbook, 1994
Buku Teks SO
Chomsky, Noam
Praeger , 1986
Buku Teks SO
Myrna Laksman-Huntley
Lembaga Penelitian Universitas Indonesia, 1993
UI - Laporan Penelitian
Linda Dachlan Irwan
Fakultas Ilmu Pengetahuan Budaya Universitas Indonesia, 1996
UI - Tesis Membership