The effect of practice upon the upper limen for tonal discrimination
By: [by] John F. Humes.
Published: 1930
Place of publication: Philadelphia
Language: eng
Number of pages: 16
Subjects: Sound.; Hearing.
Notes: Thesis (Ph. D.)--University of Pennsylvania, 1930.
"Reprint from the American journal of psychology, vol. XLII, no. I."