Cita APA (7th ed.)
WOLFF, N. L. (1964). The Danish zoogeographical investigations in Greenland: The Lepidoptera of Greenland. Reitzel.
Cita Chicago (17th ed.)
WOLFF, Niels L. The Danish Zoogeographical Investigations in Greenland: The Lepidoptera of Greenland. København: Reitzel, 1964.
Cita MLA (9th ed.)
WOLFF, Niels L. The Danish Zoogeographical Investigations in Greenland: The Lepidoptera of Greenland. Reitzel, 1964.
Atenció: Aquestes cites poden no estar 100% correctes.