Mental tests
By: by Philip Boswood Ballard
Edition: 2nd ed.
Publisher: University of London Press
Published: 1921
Place of publication: London
Language: eng
Number of pages: 235
Subjects: Intelligence Tests
Notes: Includes bibliographic footnotes and index.

This edition was reprinted in 1922, 1923, 1925, 1926, 1928 and 1930.