Παραπομπή σε μορφή APA (7η εκδ.)

Böcher, T. W. (1938). Biological distributional types in the flora of Greenland: A study of the flora and plant-geography of south Greenland and Eastgreenland between Cape Farewell and Scoresby Sound. C. A. Reitzels Forlag.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Böcher, Tyge Wittrock. Biological Distributional Types in the Flora of Greenland: A Study of the Flora and Plant-geography of South Greenland and Eastgreenland Between Cape Farewell and Scoresby Sound. København: C. A. Reitzels Forlag, 1938.

Παραπομπή σε μορφή MLA (8th εκδ.)

Böcher, Tyge Wittrock. Biological Distributional Types in the Flora of Greenland: A Study of the Flora and Plant-geography of South Greenland and Eastgreenland Between Cape Farewell and Scoresby Sound. C. A. Reitzels Forlag, 1938.