(1979). Stonehenge and its environs: 3, land-use map [peta]. Edinburgh : Edinburgh Univ Pr..
Dyfyniad Arddull ChicagoStonehenge and Its Environs: 3, Land-use Map [peta]. Edinburgh : Edinburgh Univ Pr., 1979.
Dyfyniad MLAStonehenge and Its Environs: 3, Land-use Map [peta]. Edinburgh : Edinburgh Univ Pr., 1979.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.