← Search Journal of Applied Psychology 1932 The demonstration of a new method for determining the relative efficiencies of advertisements in magazines. Key L. Barkley DOI10.1037/h0072954 Sources semanticscholar openalex Cite APA 7 MLA 9 Chicago (author–date) Harvard Elsevier Harvard (JFE, JBF…) The Accounting Review Academy of Management American Marketing Association INFORMS (Management Science) Copy citation Copied ✓