Lloyd, Lewis E.
Chemical Publishing Company, Inc., 1966
Buku Teks
Sommer, Robert
New York, 2002
Buku Teks
Peterson, Sandra J.
Lippincott , 2004
Buku Teks
Makower, M.S.
Butles and Tanner , 1970
Buku Teks
Lindzey, Gardner
Appleton Century Crofts, 1961
Buku Teks