Townsend, Ralph, author
Butterworth, 1982
Buku Teks
Mano, M. Morris, 1927-, author
Prentice-Hall, 1997
Buku Teks
Wilson, Charles E., author
Prentice-Hall, 1997
Buku Teks
Pregamon Press, 1985
Buku Teks
edited by E. Robert Becker, Carmo J. Pereira
Marcell Dekker, 1993
Buku Teks