Riis, P. J., & Thrane, H. (1974). Sūkās 3: The neolithic periods. Munksgaard.
Chicago Style (17th ed.) CitationRiis, P. J., and Henrik Thrane. Sūkās 3: The Neolithic Periods. København: Munksgaard, 1974.
MLA (9th ed.) CitationRiis, P. J., and Henrik Thrane. Sūkās 3: The Neolithic Periods. Munksgaard, 1974.
Warning: These citations may not always be 100% accurate.