First you have to download Adobe Photoshop Lightroom 3. The Link For Download is http://adf.ly/3FXZZ
After you have download install it.
After you have install it you have to register it because its just a trial version. The Link for Registration Keys is http://j.gs/Mvs
Use these keys to get Adobe Photoshop Lightroom 3 Full Version because trial version is only for 1 month.