1. Manual of Directions: Iowa Silent Reading Tests Revised New Edition (New York: Harcourt, Brace and World, 1943), p. 5.
2. Manual of Directions: New York Tests of Growth in Reading, Level C (New York: Bureau of Educational Research, Board of Education 1959), p. 12.
3. Quick Word Test Manual (New York: Harcourt, Brace and World 1962), pp. 14–15.