A study in the psychology of learning in geometry - Perry, Winona M. (Winona Merle), 1890-. (New York : AMS Press, 1972)
Reprint of the 1925 ed., issued in series: Teachers College, Columbia University. Contributions to education, no. 179.
Originally presented as the author's thesis, Columbia.
Bibliography: p. 39-40.
Keywords: Geometry -- Study and teaching