Cita APA (7th ed.)

Gruenberger, F. (1972). Information systems for management. Prentice-Hall.

Cita Chicago (17th ed.)

Gruenberger, Fred. Information Systems for Management. Englewood Cliffs: Prentice-Hall, 1972.

Cita MLA (9th ed.)

Gruenberger, Fred. Information Systems for Management. Prentice-Hall, 1972.