Jakaminen Sulje History; the sea: driving force behind the development of civilization Pysyvä osoite https://peda.net/id/1895fdc2a66 Syötteen osoite (URL) https://peda.net/id/1895fdc2a66:atom Jakaminen muihin palveluihin Share this page to Facebook Share this page in Twitter QR-koodi