Help with rear door speaker wires

Hi just got a micra 2005 k12 I'm trying to fit some rear door speakers as there is non and ive had a door card ofx but no wires does anyone know if there Holden somewhere its a 5 door and also I'm trying to fit a boot light where the hole in the side carpet is pre cut for one does anyone know if there is wireing for that tucked a way too