R. Dodge
Butterworth-Heineman, 2012
Buku Teks
Cheremisinoff, Nicholas P.
M. Dekker, 1996
Buku Referensi
Schnepp, Rob, 1961-
Jones & Bartlett Learning, 2016
Buku Teks
Davis, Harmer E.
McGraw-Hill , 1964
Buku Teks
Liebing, Ralph W.
John Wiley & Sons, 1982
Buku Teks