Clarke,Alan, & Dawson,Ruth. (1999). Evaluation Research: An introduction to principles, methods and practice. Sage Publications.
Chicago-stil citatClarke,Alan, och Dawson,Ruth. Evaluation Research: An Introduction to Principles, Methods and Practice. London: Sage Publications, 1999.
MLA-referensClarke,Alan, och Dawson,Ruth. Evaluation Research: An Introduction to Principles, Methods and Practice. Sage Publications, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.