If Mendeley and Endnote have the same types, exchange will become much more easy. There should be a world standard on academic results.

Generic
Aggregated Database
Ancient Text
Artwork
Audiovisual Material
Bill
Blog
Book
Book Section
Case
Catalog
Chart or Table
Classical Work
Computer Program
Conference Paper
Conference Proceeding
Dictionary
Edited Book
Electronic Article
Electronic Book
Electronic Book Section
Encyclopedia
Equation
Figure
Film or Broadcast
Government Document
Grant
Hearing
Journal Article
Legal Rule or Regulation
Magazine Article
Manuscript
Map
Newspaper Article
Online Database
Online Multimedia
Pamphlet
Patent
Personal Communication
Report
Serial
Standard
Statute
Thesis
Unpublished Work
Web Page