Sometimes you just need to create a bibliography to share, with classmates or your instructor, or you just want to copy and paste a bibliography to the end of a document after you've added in the in-text citations. You can easily create a bibliography from:
located in the menu at the top of your screen (Figure 1)
Figure 1 Opening up the bibliography menu

Figure 2 Choosing your bibliography's style

The latest version of RefWorks is really easy to use with Google Docs
In Google Docs you can add-on 3rd party tools, like RefWorks