Não informado. (1979). Educational Evaluation and Policy Analysis. American Educational Research Association.
Citação do estilo Chicago (17ª ed.)Não informado. Educational Evaluation and Policy Analysis. Washington: American Educational Research Association, 1979.
Citação MLA (8ª ed.)Não informado. Educational Evaluation and Policy Analysis. American Educational Research Association, 1979.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.