Archaeoastronomy in the 1990s : papers derived from the third "Oxford" International Symposium on Archaeoastronomy, St. Andrews, U.K, September 1990 /
Ruggles, C. L. N.(Clive L. N.)
Oxford International Symposium on Archaeoastronomy(3rd :1990 :St. Andrews, Scotland)
Loughborough : Group D Publications,
c1993.
Astronomy, Prehistoric.