Gaya APA

Grembergen, W, V., Haes, S, D. (2009). Enterprise governance of information technology: achieving strategic alignment and value . United States of America: Springer Science Business Media.

Gaya MLA

Grembergen, Wim, Van., Haes, Steven, De. "Enterprise governance of information technology: achieving strategic alignment and value". United States of America: Springer Science Business Media, 2009. Text.