Clyde, Paul Hibbert, author
Prentice-Hall, 1960
Buku Teks
New York : The Far Eastern Assocation, Inc
Majalah, Jurnal, Buletin
MacNair, Harley Farnsworth
D.van Nostrand Company,Inc., 1955
Buku Teks
MacNair, Harley Farnsworth
D.van Nostrand Company,Inc., 1950
Buku Teks
Clyde, Paul H. (Paul Hibbert), author
Prentice-Hall, 1966
Buku Teks