1. Create a account at Scribd
2. Upload your document [ Supported: Microsoft Office / PDF / Open Office / Text ]
3. Choose file / document from your PC and click UPLOAD button.
4. Describe Your Documents - You can add categories / description / make it private, click Save Changes.
5. Share Your Documents [this is important] - Scroll window down and find Embed Code click Copy button.
6. Now log in Blogger Dashboard --> New Post --> in Post body/content [edit HTML mode] paste code.
7. That's it. You are good to go!
By the way you can also convert a word doc to PDF file using the mentioned site. Just upload the word doc from your PC to the site & then download the NOW PDF file!! As simple as that!