APA
Hagenfeldt S. E., Sveriges geologiska undersökning, . (1995). Erratics and Proterozoic - Lower Palaeozoic submarine sequences between Åland and mainland Sweden. Uppsala: Geological Survey of Sweden (Sveriges geologiska undersökning)(SGU).
Chicago
Hagenfeldt Stefan E, Sveriges geologiska undersökning, . 1995. Erratics and Proterozoic - Lower Palaeozoic submarine sequences between Åland and mainland Sweden. Uppsala: Geological Survey of Sweden (Sveriges geologiska undersökning)(SGU).
Harvard
Hagenfeldt S. E., Sveriges geologiska undersökning, . (1995). Erratics and Proterozoic - Lower Palaeozoic submarine sequences between Åland and mainland Sweden. Uppsala: Geological Survey of Sweden (Sveriges geologiska undersökning)(SGU).
MLA
Hagenfeldt Stefan E, Sveriges geologiska undersökning, . Erratics and Proterozoic - Lower Palaeozoic submarine sequences between Åland and mainland Sweden. Uppsala: Geological Survey of Sweden (Sveriges geologiska undersökning)(SGU). 1995.