Applied PsychologyVolume 13, Issue 2 p. 18-23 THE XV INTERNATIONAL CONGRESS OF APPLIED PSYCHOLOGY, LJUBLJANA, YUGOSLAVIA L. S. HEARNSHAW, L. S. HEARNSHAWSearch for more papers by this author L. S. HEARNSHAW, L. S. HEARNSHAWSearch for more papers by this author First published: July 1964 https://doi.org/10.1111/j.1464-0597.1964.tb00522.xCitations: 1AboutPDF ToolsRequest permissionExport citationAdd to favoritesTrack citation ShareShare Give accessShare full text accessShare full-text accessPlease review our Terms and Conditions of Use and check box below to share full-text version of article.I have read and accept the Wiley Online Library Terms and Conditions of UseShareable LinkUse the link below to share a full-text version of this article with your friends and colleagues. Learn more.Copy URL Share a linkShare onFacebookTwitterLinkedInRedditWechat Citing Literature Volume13, Issue2July 1964Pages 18-23 RelatedInformation