Bretherick, L.
Butterworth, 1990
Buku Referensi
Nauman, E. Bruce
John Wiley & Sons, 1987
Buku Teks
Westerterp, K. R.
John Wiley & Sons, 1984
Buku Teks
Fronment, Gilbert F.
John Wiley & Sons, 1979
Buku Teks
Coker, A. Kayode
Gulf Professional Publishing, 2001
Buku Teks