(1993). Thunderstorm: The natural sound of the wilderness. Delta Music.
Dyfyniad Arddull ChicagoThunderstorm: The Natural Sound of the Wilderness. Santa Monica, Calif: Delta Music, 1993.
Dyfyniad MLAThunderstorm: The Natural Sound of the Wilderness. Delta Music, 1993.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.