edited by Sheldon Rosenberg
Macmillan, 1965
Buku Teks SO
Hockey, Susan M.
Oxford University Press, 1985
Buku Teks SO
edited by Judy Reynolds
Haworth Press, 1994
Buku Referensi
Institute of Humanities, Seoul National University,
Majalah, Jurnal, Buletin
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2016
Majalah, Jurnal, Buletin