(1969). Statistics and measurement in the classroom (2nd ed.). WM. C. Brown Co..
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Chicago-čujuhus (17. p.)
Statistics and Measurement in the Classroom. 2nd ed. Dubuque, Lowa: WM. C. Brown Co., 1969.
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MLA-čujuhus (9. p.)
Statistics and Measurement in the Classroom. 2nd ed. WM. C. Brown Co., 1969.
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