Gaya APA

Hirschheim, R. et al (1995). INFORMATION SYSTEMS DEVELOPMENT AND DATA MODELING Conceptual and Philosophical Foundations (1st edition). United States of America: Cambridge University Press.

Gaya MLA

Hirschheim, Rudy. et al. "INFORMATION SYSTEMS DEVELOPMENT AND DATA MODELING Conceptual and Philosophical Foundations". 1st edition United States of America: Cambridge University Press, 1995. Text.