Sumner, R. (1991). The role of assessment in schools / Ray Sumner (New ed.). NFER-Nelson.
Chicago Style (17th ed.) CitationSumner, R. The Role of Assessment in Schools / Ray Sumner. New ed. Windsor ; London: NFER-Nelson, 1991.
MLA (9th ed.) CitationSumner, R. The Role of Assessment in Schools / Ray Sumner. New ed. NFER-Nelson, 1991.
Warning: These citations may not always be 100% accurate.