Brunstad, R. J., Gaasland, I., & Vardal, E. (1996). Agricultural production and the optimal level of landscape preservation. Norwegian School of Economics and Business Administration.
Chicago-Zitierstil (17. Ausg.)Brunstad, Rolf Jens, Ivar Gaasland, und Erling Vardal. Agricultural Production and the Optimal Level of Landscape Preservation. Bergen-Sandviken: Norwegian School of Economics and Business Administration, 1996.
MLA-Zitierstil (9. Ausg.)Brunstad, Rolf Jens, et al. Agricultural Production and the Optimal Level of Landscape Preservation. Norwegian School of Economics and Business Administration, 1996.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.