GRONLUND, N. E. (1981). Measurement and evaluation in teaching.-- Ed. 4. Macmillan Pub. Co.
Lua i Stíl Chicago (17ú heag.)GRONLUND, Norman E. Measurement and Evaluation in Teaching.-- Ed. 4. New York: Macmillan Pub. Co, 1981.
Lua MLA (9ú heag.)GRONLUND, Norman E. Measurement and Evaluation in Teaching.-- Ed. 4. Macmillan Pub. Co, 1981.
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