Franklin

MLA

Sansbury, John, and Ernest Brewster. It Service Management: a Guide for Itil Foundation Exam Candidates. 2nd ed. Swindon, U.K.: British Informatics Society Ltd., 2012.

APA

Sansbury, J., & Brewster, E. (2012). IT service management: a guide for ITIL Foundation Exam candidates. 2nd ed. Swindon, U.K.: British Informatics Society Ltd.

Chicago

Sansbury, John, and Ernest Brewster. IT Service Management: A Guide for ITIL Foundation Exam Candidates. 2nd ed. Swindon, U.K.: British Informatics Society Ltd., 2012.