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

APA Citation Edition Citation

Bertilsson, U. (1999). Rock carvings and the air pollution. Project in Sweden 1988-1996.

Chicago Citation Edition Citation

Bertilsson, Ulf. Rock Carvings and the Air Pollution. Project in Sweden 1988-1996. 1999.

MLA Citation Edition Citation

Bertilsson, Ulf. Rock Carvings and the Air Pollution. Project in Sweden 1988-1996. 1999.