Fletcher, Alan D.
Wadsworth , 1987
Buku Teks
Wilmshurst, John
Redwood Press, 1985
Buku Teks
Shintaro Okazaki, editor
Edward Elgar, 2012
Buku Teks
Smith, George Horsley
McGraw-Hill, 1954
Buku Teks
Fox, David J.
Appletton century crofts , 1982
Buku Teks