Struckey, Gilbert. B
McGraw-Hill, 1974
Buku Teks
[Lexis Nexis, Universitas Indonesia], 2014
Artikel Jurnal
Neustein, Amy, editor
Springer, 2012
eBooks
Coffey, Alan R., author
Prentice-Hall, 1974
Buku Teks
Connie Rahakundini Bakrie, author
Gramedia Pustaka Utama, 2009
Buku Teks