Duffy, Dean G., author
TAB prefessional and reference books, 1986
Buku Teks
Mitchell, A. R. (Andrew R.), author
John Wiley & Sons, 1977
Buku Teks
John, Fritz, author
Springer, 1982
Buku Teks
Petrovsky, I. G. (Ivan Georgievich), author
Dover, 1991
Buku Teks
Farlow, Stanley J., author
John Wiley & Sons, 1982
Buku Teks