To highlight multiple references, hold down the Ctrl or Command keys while you click on references. In Mendeley Desktop, highlight the references that you wish to insert. You can also search for references from within your Mendeley library by clicking Go to Mendeley. Select a reference, then either search for additional references or click OK. In the box that appears, enter text (author's last name, year, title, keyword, etc.) to search for references in your library. Insert citation in Microsoft Word for Windows
The floating Mendeley tool bar will appear select Insert or Edit Citation from this toolbar. Alternatively, select View > Toolbars > Mendeley Toolbar.
Windows: Select the References tab, then choose Insert Citation from the Mendeley Cite-O-Matic panel.Place your cursor where you would like to insert the citation. Prior to inserting citations, check for duplicate references in your library (see 'Removing Duplicates' for instructions).