prepared by the Anglo-American Cataloguing Committee for Cartographic Materials ; Elizabeth U. Mangan, editor
American Library Association, 2003
Buku Referensi
Underwood, James R.
Wiley, 2007
Buku Teks
Underwood, James R.
John Wiley & Sons, 1998
Buku Referensi
Hogan, Rex, 1944-
Prentice-Hall, 1990
Buku Teks
Bond, W.T.F.
Prentice-Hall, 1995
Buku Teks