Kinloch, Graham C., author
Prentice-Hall, 1979
Buku Teks
Arif Rohman Hakim, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2021
UI - Tesis (Membership)
Hogg, Michael A., 1954-, author
London, 1988
Buku Teks
Burton, John W.
Macmillan & co. LTD, 1969
Buku Teks
Rubel, Paula G.
Australian National University Press, 1978
Buku Teks