Cita APA (7th ed.)
Hoffer, J. A., George, J. F., & Valacich, J. S. (2004). Modern systems analysis and design. Pearson education.
Cita Chicago (17th ed.)
Hoffer, Jeffrey A., Joey F. George, i Joseph S. Valacich. Modern Systems Analysis and Design. New Delhi: Pearson education, 2004.
Cita MLA (9th ed.)
Hoffer, Jeffrey A., et al. Modern Systems Analysis and Design. Pearson education, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.