To use Write-N-Cite you must first Download the Plug-in. While in RefWorks:
Click Tools (upper menu bar)
Select Write-n-Cite
Download whichever plug in you need based on your operating system
For MAC users: RefWorks will work with any software that allows you to save or export documents in a .doc, .docx, .rtf or .odt format. This does include Pages, OpenOffice, LibreOffice and most other word processors available on a Mac.
Open Microsoft Word and start writing you paper. When you get to the point of needing to insert a citation:
Click the desktop Write-N-Cite icon [Mac users: launch Write-n-Cite from Applications folder]
From there Log into RefWorks
Check the Always on Top box (upper left corner)
Change to the Folder View pull down menu (menu bar)
In your Document, put a space between the last word and the end punctuation
Choose the citation you need, click Cite
Continue to write
When you're finished, click Bibliography in the Write-n-Cite toolbar
Select your citation style
Click Create Bibliography