Englewood Cliffs, N.J.: Prentice-Hall, 1987

New York, N.Y.: Brady, 1985

Englewood Cliffs, N. J.: Prentice-Hall, 1977

Amsterdam [u.a.]: Elsevier, 1976

Louisville, Kent.: Microsoft Pr., 1990

Redmont, Wash.: Microsoft Press, 1995

New York, NY [u.a.]: Wiley, 1986

Englewood Cliffs, NJ [u.a.]: Prentice Hall, 1989

New York [u.a.]: Prentice Hall, 1992

Reading, Mass. [u.a.]: Addison-Wesley, 1989

New York, NY: Brady Communications Co., 1986

New York: Wiley, [1969]

Berlin; Heidelberg [u.a.]: Springer, 1993

Reading, Mass. [u.a.]: Addison-Wesley, 1991

Berlin; Heidelberg [u.a.]: Springer, 1989

Bellevue, Wash: Microsoft Press, 1986

Blue Ridge Summit, Pa.: Tab Books, 1987

Englewood Cliffs, NJ [u.a.]: Prentice Hall, c1996

Bellevue, Wash.: Microsoft Press [u.a.], 1984

Chichester [u.a.]: Wiley, 1987