Maynard, Jeff, author
Butterworths, 1972
Buku Teks
Maynard, Jeff, author
Butterworths, 1972
Buku Teks
Wimmert, Robert J., author
Holt, Rinehart and Winston, 1969
Buku Teks
Flores, Ivan, author
Prentice-Hall, 1971
Buku Teks
Harms, Edward, author
John Wiley & Sons, 1977
Buku Teks