Cita APA (7th ed.)

Siegel, P. (1975). Strategic planning of management information systems. Petrocelli Books.

Cita Chicago (17th ed.)

Siegel, Paul. Strategic Planning of Management Information Systems. New York,: Petrocelli Books, 1975.

Cita MLA (8th ed.)

Siegel, Paul. Strategic Planning of Management Information Systems. Petrocelli Books, 1975.