Crouch, Ralph, author
Scott, Foresman, 1966
Buku Teks
Shier, Douglas R., author
Oxford University Press, 1991
Buku Teks
Domosi, Pal, author
Society for Industrial and Applied Mathematics, 2005
eBooks
Smith, Jonathan D.H., author
CRC Press, Taylor & Francis Group, 2009
Buku Teks
Whitesitt, J. Eldon, author
Addison-Wesley, 1972
Buku Teks