Koch, L. (1929). Stratigraphy of Greenland: <With 8 Fig. in the Text>. Levin & Munksgaard.
Lua i Stíl Chicago (17ú heag.)Koch, Lauge. Stratigraphy of Greenland: <With 8 Fig. in the Text>. Copenhagen: Levin & Munksgaard, 1929.
Lua MLA (8ú heag.)Koch, Lauge. Stratigraphy of Greenland: <With 8 Fig. in the Text>. Levin & Munksgaard, 1929.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.