Hammond, W. Rogers (William Rogers), 1920-1990, author
Prentice-Hall, 1961
Buku Teks
Cerami, Charles A., author
Prentice-Hall, 1957
Buku Teks
Dromey, R. G.
Prentice Hall International, 1982
Buku Teks
Beams, Floyd A., author
Prentice-Hall, 2000
Buku Teks
Engler, Calvin, author
Irwin, 1995
Buku Teks