Grosjean, Jacques
McGraw-Hill, 1991
Buku Teks
Ramous, Arthur J.
Prentice-Hall, 1972
Buku Teks SO
Hinkle, Rollland Theodore
John Wiley & Sons, 1960
Buku Teks
Church, Austin H.
John Wiley & Sons, 1950
Buku Teks
Wilson, Charles E.
Prentice-Hall, 2006
Buku Teks SO