Sun Microsystems, Inc. (1991). Open look graphical user interface application style guidelines. Addison-Wesley.
Cita Chicago (17th ed.)Sun Microsystems, Inc. Open Look Graphical User Interface Application Style Guidelines. Reading, Mass: Addison-Wesley, 1991.
Cita MLA (9th ed.)Sun Microsystems, Inc. Open Look Graphical User Interface Application Style Guidelines. Addison-Wesley, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.