Click 
(Delete) to delete a general resource.
Click CANCEL to close the dialog box.
To open this dialog box:
Go to the Work view.
Click the Configure General button.
This button only appears after you there are already one or more general resource you want to configure.
Here are things you can in this dialog box:
Click the general resource you want to configure.
This opens the Select Sections and Passages dialog box.
Click (Delete) to delete a general resource.
Click CANCEL to close the dialog box.