Dyfyniad APA

Koch, L. (1929). Stratigraphy of Greenland: <With 8 Fig. in the Text>. Levin & Munksgaard.

Dyfyniad Arddull Chicago

Koch, Lauge. Stratigraphy of Greenland: <With 8 Fig. in the Text>. Copenhagen: Levin & Munksgaard, 1929.

Dyfyniad MLA

Koch, Lauge. Stratigraphy of Greenland: <With 8 Fig. in the Text>. Levin & Munksgaard, 1929.

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