Sanvicente, Emilio, author
Springer Nature, 2019
eBooks
Moisio, Marie A., author
Delmar Cengage Learning, 2010
Buku Teks
Burr, Alister, author
Prentice-Hall, 2001
Buku Teks
Clarendon Press, 1993
Buku Teks
Traister, Robert J., author
M&T Books, 1991
Buku Teks