Huebner, S. S.
Appleton-Century Crafts, 1958
Buku Teks
Huebner, S. S.
Appleton Century Crofts, 1972
Buku Teks
Black, Kenneth
Prentice-Hall, 1988
Buku Teks
Black, Kenneth
Prentice-Hall, 1994
Buku Teks
Workman, Lewis C.
FLMI Insurance Education Program , 1989
Buku Teks