I agree that you did the right thing in a VERY stressful situation. Hats off to that.
But I do think tomorrow you should report it, have the dog checked for rabies and through the system impress upon these folks that they do not have their dog under control.
So sorry you got bit!
Dutch Shepherd - Ptygo (Tee-Go) de las Flores
Rescue GSD - Freyja (Husband's Dog)