Silver, Rawley
New York, 2002
Buku Teks
Furth, Gregg M.
University of Toronto, 2002
Buku Teks
Helsel, Jay D.
Gregg Division, McGraw-Hill, 1979
Buku Teks
Durgnat, Raymond
M.I.T. Press, 1976
Buku Teks
Gardner, Helen
Harcourt, Brace and World, 1959
Buku Teks