Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Citation Edition Citation

Christensen, A. E. (1998). The viking weathervanes were not navigation instruments.

Chicago Citation Edition Citation

Christensen, Arne Emil. The Viking Weathervanes Were Not Navigation Instruments. 1998.

MLA Citation Edition Citation

Christensen, Arne Emil. The Viking Weathervanes Were Not Navigation Instruments. 1998.