| Library Item | 7 Things You Should Know About Ning | Articles, Papers, and Reports | 2008 | 7670 |
| Library Item | 7 Things You Should Know About Flickr | Articles, Papers, and Reports | 2008 | 6341 |
| Library Item | 7 Things You Should Know About Twitter | Articles, Papers, and Reports | 2007 | 13098 |
| Library Item | 7 Things You Should Know About Wikipedia | Articles, Papers, and Reports | 2007 | 16822 |
| Library Item | 7 Things You Should Know About Facebook II | Articles, Papers, and Reports | 2007 | 14236 |
| Library Item | 7 Things You Should Know About Google Earth | Articles, Papers, and Reports | 2006 | 26497 |
| Library Item | 7 Things You Should Know About YouTube | Articles, Papers, and Reports | 2006 | 586500 |
| Library Item | 7 Things You Should Know About Facebook | Articles, Papers, and Reports | 2006 | 36116 |
| Library Item | 7 Things You Should Know About Social Bookmarking | Articles, Papers, and Reports | 2005 | 23217 |
