Bibliography and classification of the literature of pupillary responseRobert Hess Koff · First published 1971Open the Tome
Preferences of teacher trainees for teaching situationsRobert Hess Koff · First published 1968Open the Tome
Systematic changes in adult work-association norms, 1910-1967Robert Hess Koff, David H. Feldman · First published 1968Open the Tome
