APA (7th ed.) Citation

Hansen, S., & Nielsen, A. V. (1960). Glacial geology of Southern Denmark: Guide to excursions nos A 44 and C 39. Theodor Sorgenfrei.

Chicago Style (17th ed.) Citation

Hansen, Sigurd, and Arne V. Nielsen. Glacial Geology of Southern Denmark: Guide to Excursions Nos A 44 and C 39. Copenhagen: Theodor Sorgenfrei, 1960.

MLA (9th ed.) Citation

Hansen, Sigurd, and Arne V. Nielsen. Glacial Geology of Southern Denmark: Guide to Excursions Nos A 44 and C 39. Theodor Sorgenfrei, 1960.