Wimmert, Robert J.
Holt, Rinehart and Winston, 1969
Buku Teks
Ouellette, Robert P.
Petrocelli/Charter, 1975
Buku Teks
Maurer, Ward Douglas
Holden-Day, 1972
Buku Teks
Parent, Rick
Elesevier, 2012
Buku Teks
Wold, Geoffrey H.
Bankers Publishing, 1989
Buku Teks