Search Results for Niven, David, 1971- SirsiDynix Enterprise https://libraryconnect.iie.ac.za/client/en_US/iie/iie/qu$003dNiven$00252C$002bDavid$00252C$002b1971-$0026ps$003d300?dt=list 2025-10-04T23:19:21Z 100 simple secrets of great relationships : what scientists have learned and how you can use it ent://SD_ILS/0/SD_ILS:32792 2025-10-04T23:19:21Z 2025-10-04T23:19:21Z by&#160;Niven, David, 1971-<br/>Format:&#160;Books<br/>Publication Date&#160;2006&#160;2003<br/> The 100 simple secrets of happy people : what scientists have learned and how you can use it ent://SD_ILS/0/SD_ILS:32790 2025-10-04T23:19:21Z 2025-10-04T23:19:21Z by&#160;Niven, David, 1971-<br/>Format:&#160;Books<br/>Publication Date&#160;2005<br/> The 100 simple secrets of successful people : what scientists have learned and how you can use it ent://SD_ILS/0/SD_ILS:32791 2025-10-04T23:19:21Z 2025-10-04T23:19:21Z by&#160;Niven, David, 1971-<br/>Format:&#160;Books<br/>Publication Date&#160;2005<br/>