Sixsmith. (2013). Technologies for Active Aging (1.). Springer US.
Dyfyniad Arddull ChicagoSixsmith. Technologies for Active Aging. 1. Springer US, 2013.
Dyfyniad MLASixsmith. Technologies for Active Aging. 1. Springer US, 2013.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.