Zwillinger, Daniel
CRC standard mathematical tables and formulae
CRC Press, 2012
 Buku Teks SO
Papoulis, Athanasios
Probability and statistics
[publisher not identified], 1990
 Buku Teks
Blum, Julius R.
Probability and statistics
W.B. Saunders, 1972
 Buku Teks
CRC standars mathemathical tables : 28th edition
editor, William H. Beyer
CRC Press, 1987
 Buku Referensi
CRC handbook of metal etchants
editors, Perrin Walker, William H. Tarn
CRC Press, 1991
 Buku Referensi