Dyfyniad APA

Otis, A. S. (1925). Statistical method in educational measurement. World.

Dyfyniad Arddull Chicago

Otis, Arthur S. Statistical Method in Educational Measurement. Yonkers, New York: World, 1925.

Dyfyniad MLA

Otis, Arthur S. Statistical Method in Educational Measurement. World, 1925.

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