Heckscher, Gunnar
Buku Teks
Gough, Ian, author
Macmillan, 1992
Buku Teks
Iver, R.M. Mac, author
Aksara Baru, 1980
Buku Teks
Luthfi J. Kurniawan, Oman Sukmana, Adussalam, Masduki
setara press, 2015
Buku Teks
Luthfi J. Kurniawan ... [and others]
Intrans Publishing, 2015
Buku Teks