Herve Abdi, author
Oxford University Press, 2009
Buku Teks
Bryant, Peter, 1937-, author
Basic Books, 1974
Buku Teks
Xandratysta Adinda Putri, author
Fakultas Teknik Universitas Indonesia, 2013
UI - Skripsi (Membership)
Robinson, Paul W., 1942-
Prentice-Hall, 1981
Buku Teks
McGuigan, F.J. (Frank J.), 1924-
Prentice-Hall, 1990
Buku Teks