Lie, T.S.
Introducing Indonesia: book II
Angus and Robertson, 1996
 Buku Teks SO
Schusky, Ernest L.
Introducing culture
Prentice-Hall, 1973
 Buku Teks SO
Introducing marketing
Gordon Wills ... [and others]
Pan Books, 1975
 Buku Teks SO
Woodfin, Rupert
Introducing marxisme
Rupert Woodfin, 2004
 Buku Teks
Davies, Florence
Introducing reading
Penguin Books, 1994
 Buku Teks SO