Light and Soundde Peter D. RileyMateriasSound, juvenile literatureLight, juvenile literatureSoundLightJuvenile literatureEdiciones (1)Light and Sound (1987)Trafalgar Square Publishing · inglés · ISBN 9780852196359Más obras de Peter D. Riley100 things you should know about planet earthAir and Gases (Signposts to Science)AAir and waterAir and water