| Author's List |
| title | creator | language | description | tableOfContents | contributor | subject | created |
| The Psychology of Singing A Rational Method of Voice Culture Based on a Scientific Analysis of All Systems, Ancient and Modern | Taylor, David C. (David Clark), 1871-1918 | en | Singing; Voice culture | 2007-06-28 | |||
| Studies in the Psychology of Sex, Volume 6 Sex in Relation to Society | Ellis, Havelock, 1859-1939 | en | Sex; Sex (Psychology) | 2004-10-08 | |||
| Applied Psychology: Driving Power of Thought Being the Third in a Series of Twelve Volumes on the Applications of Psychology to the Problems of Personal and Business Efficiency | Hilton, Warren, 1874- | en | 2010-07-04 |