Arithmetical abilities and some factors determining them
By: by Cliff Winfield Stone ...
Published: 1908
Place of publication: New York
Language: eng
Number of pages: 102
Subjects: Arithmetic -- Study and teaching.; Educational tests and measurements
Notes: Vita.

Published also as Columbia university contributions to education. Teachers college series no. 19.

Thesis (Ph. D.)--Columbia university, 1908.