Can I import citation information from an Acrobat PDF document? Examples include cb2Bib, the CrossRef Simple Text Query, the HubMed Citation Finder, and Makino Takaki's Conversion tool for BiBTex. Several attempts have been made to try to import untagged references from text documents into bibliographic databases. Other options are to copy and paste data from the original document into EndNote records.

For references which can be found in online catalogs or databases, importing references from those sources may be less time-consuming while offering the advantage of providing additional data for your records.

For details, see the EndNote Manual section on Creating Structured Text Files that EndNote Can Import.

You then must save the file as a text file. The only way to import references from a Word document or any other text file is if the contents can be 'tagged' for standard bibliographic fields such as author, title, journal, and date. See also this guide's page on Importing References into EndNote Can I import references from an existing bibliography that I have composed in Microsoft Word or another word processor?

Using endnote online search