The relative merit of advertisements
Subtitle: a psychological and statistical study ...
Published: 1911
Place of publication: New York
Language: eng
Number of pages: 81
Subjects: Advertising; Attention
Notes: Vita.

Reprinted from Archives of psychology, no. 17.

Published also as Columbia contributions to philosophy and psychology, vol. XIX, no. 3.

Thesis (PH. D.)--Columbia university.