editor, Harry Helms [and others]
McGraw-Hill, 1983
Buku Referensi
Herkimer, Herbert
W.M. PennPublishing Corp., 1952
Buku Teks
William J. Hardcastle, John Laver, Fiona E. Gibbon, editor
Wiley-Blackweell, 2013
Buku Teks
Trietley, Harry. L.
Marcel Dekker, 1986
Buku Teks
Kim, Se-Kwon, author
Wiely-Blackwell, 2012
Buku Teks