APA (7th ed.) Citation

Foster, I. (2005). Describing the elephant: The different faces of IT as service. ACM queue : architecting tomorrow's computing..

Chicago Style (17th ed.) Citation

Foster, Ian. "Describing the Elephant: The Different Faces of IT as Service." ACM Queue : Architecting Tomorrow's Computing. 2005.

MLA (9th ed.) Citation

Foster, Ian. "Describing the Elephant: The Different Faces of IT as Service." ACM Queue : Architecting Tomorrow's Computing., 2005.