APA (7e ed.) Bronvermelding

ebrary, Inc, & Opelt, A. (2013). Agile contracts: Creating and managing successful projects with Scrum. Wiley.

Chicago (17e ed.) Bronvermelding

ebrary, Inc, en Andreas Opelt. Agile Contracts: Creating and Managing Successful Projects with Scrum. Hoboken, N.J.: Wiley, 2013.

MLA (9e ed.) Bronvermelding

ebrary, Inc, en Andreas Opelt. Agile Contracts: Creating and Managing Successful Projects with Scrum. Wiley, 2013.