Gulf Publishing Company, 1976
Buku Teks
Leipzig, Walter, editor
Gulf Publishing, 1976
Buku Referensi
Fahim, Mohamed A., author
Elsevier , 2010
Buku Teks
Gary, James H., author
Marcell Dekker, 2007
Buku Teks
Tver, David F.
Van Nostrand Reinhold Co., 1980
Buku Referensi