Kumlien, L. (1879). Contributions to the natural history of Arctic America, made in connection with the Howgate Polar Expedition, 1877 - 78. Gov. Print. Off.
Chicago-Zitierstil (17. Ausg.)Kumlien, Ludwig. Contributions to the Natural History of Arctic America, Made in Connection with the Howgate Polar Expedition, 1877 - 78. Washington: Gov. Print. Off, 1879.
MLA-Zitierstil (9. Ausg.)Kumlien, Ludwig. Contributions to the Natural History of Arctic America, Made in Connection with the Howgate Polar Expedition, 1877 - 78. Gov. Print. Off, 1879.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.