(1987). Staying flexible: The full range of motion. Time-Life Books.
Dyfyniad Arddull ChicagoStaying Flexible: The Full Range of Motion. Alexandria, VA: Time-Life Books, 1987.
Dyfyniad MLAStaying Flexible: The Full Range of Motion. Time-Life Books, 1987.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.