MP4 : Marisa Barkowski, Pauline Huvnh, Geogetown University - USAFLV : Marisa Barkowski, Pauline Huvnh, Geogetown University - USAMP4 FOR IPOD (edge) : Marisa Barkowski, Pauline Huvnh, Geogetown University - USAMP3 : Marisa Barkowski, Pauline Huvnh, Geogetown University - USA