A Point Scale for Measuring Mental Ability (Classic Reprint)

Forecasting the Yield and the Price of Cotton (Classic Reprint)

Individual Training in Our Colleges (Classic Reprint)

The Measurement of Ability to Read (Classic Reprint)

Forecasting Business Conditions Classic Reprint, E

Individual Differences in Work Curves (Classic Reprint)

Spelling Ability: Its Measurement and Distribution (Classic Reprint)

Applied Microeconomics: Problems in Estimation, Forecasting (Classic Reprint)