American-German Workshop on Evaluation Research & Levine, R. A. (1981). Evaluation research and practice: Comparative and international perspectives. Sage Publications.
Citazione stile Chigago Style (17a edizione)American-German Workshop on Evaluation Research e Robert A. Levine. Evaluation Research and Practice: Comparative and International Perspectives. Beverly Hills, Calif: Sage Publications, 1981.
Citatione MLA (8a ed.)American-German Workshop on Evaluation Research e Robert A. Levine. Evaluation Research and Practice: Comparative and International Perspectives. Sage Publications, 1981.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.