Friedman, David D.
South-Western Publishing, 1986
Buku Teks
Hirshleifer, Jack
Prentice-Hall, 1998
Buku Teks
Dooley, Peter C.
Appleton-Century-Crofts, 1973
Buku Teks
Leftwich, Richard H.
Dryden Press, 1985
Buku Teks
Gould, John P.
Richard D. Irwin Inc., c1980
Buku Teks