Shames, Irving H.
McGraw-Hill, 1982
Buku Teks
Andalusia Neneng Permatasari
Universitas Indonesia, Fakultas Ilmu Budaya, 2012
UI - Tesis Open
Holloway, John
Cambridge University Press, 1979
Buku Teks
Shames, Irving H.
Prentice-Hall, 1975
Buku Teks
edited by Peter Dear
UPP (University of Pennsylrama Press), 1991
Buku Teks SO