Watkins, R., West Meiers, M., & Visser, Y. L. (2012). A guide to assessing needs: Essential tools for collecting information, making decisions, and achieving development results. World Bank.
Chicago-Zitierstil (17. Ausg.)Watkins, Ryan, Maurya West Meiers, und Yusra Laila Visser. A Guide to Assessing Needs: Essential Tools for Collecting Information, Making Decisions, and Achieving Development Results. Washington, DC: World Bank, 2012.
MLA-Zitierstil (9. Ausg.)Watkins, Ryan, et al. A Guide to Assessing Needs: Essential Tools for Collecting Information, Making Decisions, and Achieving Development Results. World Bank, 2012.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.