Cita APA (7th ed.)

Chorafas, D. N. (1997). Visual programming technology. McGraw-Hill.

Cita Chicago (17th ed.)

Chorafas, Dimitris N. Visual Programming Technology. New York: McGraw-Hill, 1997.

Cita MLA (9th ed.)

Chorafas, Dimitris N. Visual Programming Technology. McGraw-Hill, 1997.