Acts of the International Symposium on Rock Art lectures at Hankø 6-12 August, 1972
International Symposium on Rock Art1972Hangö.
Marstrander, Sverre.
Oslo Universitetsforlaget Irvington-on-Hudson, N.Y. distributed by Columbia University Press
c1978
English or German
Includes bibliographical references
Petroglyphs
Rock paintings