Day, R.A., author
Prentice-Hall, 1977
Buku Teks
Day, R.A., author
Prentice-Hall, 1958
Buku Teks
Day, R.A., author
Prentice-Hall, 1991
Buku Teks
Day, R.A., author
Prentice-Hall, 1977
Buku Teks
Pierce, Willis Conway, author
John Wiley & Sons, 1958
Buku Teks