References don't exist in a vacuum. When you are writing, insert temporary citations into your manuscripts, and when ready scan them to generate finished versions ready for submission or publication, with full in-text citations, footnotes, and bibliographies that meet the most exacting requirements. Even create subject bibliographies on-the-fly.

Write, cite, scan, and publish
Microsoft Word 2011
Bookends can also scan manuscripts written with Apple Pages, LibreOffice/OpenOffice 4.x, or documents saved as RTF by any word processor. In addition, you can insert references as formatted citations and bibliography entries
in
Manuscripts.
Mellel
might be replaced with
Access the power of Bookends from within Microsoft Word, Mellel, and Nisus Writer Pro. All interact directly with Bookends for scanning/rescanning/unscanning. Mellel also has scanned and unscanned views, background citation verification, and reference syncing between collaborators.
After a scan, temporary citations are replaced with final formatted citations. For example, in this footnote, the temporary citation
Nisus Writer Pro
Microsoft Word 2016