Enthoven, Adolf J.H.
University of Texas , 1976
Buku Teks
Usry, Milton F., author
Erlangga, 1999
Buku Teks
Matz, Adolph, author
Erlangga, 1993
Buku Teks
Matz, Adolph, author
Erlangga, 1984
Buku Teks
Carsberg, B.V.
Prentice Hall International, 1984
Buku Teks