| Author's List |
| title | creator | language | description | tableOfContents | contributor | subject | created |
| Mental Efficiency And Other Hints to Men and Women | Bennett, Arnold, 1867-1931 | en | Mental efficiency -- Expressing one's individuality -- Breaking with the past -- Settling down in life -- Marriage -- Books -- Success -- The petty artificialities -- The secret of content. | Conduct of life; Mental efficiency | 2007-11-06 | ||
| The Demand and the Supply of Increased Efficiency in the Negro Ministry The American Negro Academy. Occasional Papers No. 13 | Moorland, Jesse E. | en | 2010-02-18 | ||||
| Psychology and Industrial Efficiency | Münsterberg, Hugo, 1863-1916 | en | 2005-02-23 | ||||
| The Cult of Incompetence | Faguet, Émile, 1847-1916 | en | Barstow, Beatrice [Translator] | Democracy; Mental efficiency; France -- Politics and government | 2008-11-30 |