Muhammad Sood, author
Rajawali, 2011
Buku Teks
Huala, Adolf, author
Rajawali, 2011
Buku Teks
Huala, Adolf, author
RajaGrafindo Persada, 2005
Buku Teks
Lubis, Todung Mulya, author
Universitas Indonesia, 1992
Buku Teks
Huala, Adolf, author
RajaGrafindo Persada, 2009
Buku Teks