The Journal of Educational Research · 1961 · 10 citations · 5 references
5
Rudolph Flesch · Journal of Applied Psychology · 1948 · 5.2K citations
The teacher's word book of 30,000 words.
Paul A. Witty · Journal of Consulting Psychology · 1945 · 2.7K citations
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Edgar Dale, Jeanne S. Chall · 1948 · 757 citations
Edmund Churchill, Quinn McNemar · Journal of the American Statistical Association · 1949 · 219 citations
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