def METHOD_NAME(self):
    """Returns the default columns for the reference dropdown
    """
    return [
        {
            "name": "title",
            "width": "30",
            "align": "left",
            "label": _(u"Title"),
        }, {
            "name": "description",
            "width": "70",
            "align": "left",
            "label": _(u"Description"),
        },
    ]