Andresen, A., Kolstad, P., Schjetne, K., & Brylawski, E. (1980). The NGI 54-mm samplers for undisturbed sampling of clays and representative sampling of coarser materials. Norges Geotekniske Inst.
Chicago-Zitierstil (17. Ausg.)Andresen, A., P. Kolstad, Knut Schjetne, und E. Brylawski. The NGI 54-mm Samplers for Undisturbed Sampling of Clays and Representative Sampling of Coarser Materials. Oslo: Norges Geotekniske Inst, 1980.
MLA-Zitierstil (9. Ausg.)Andresen, A., et al. The NGI 54-mm Samplers for Undisturbed Sampling of Clays and Representative Sampling of Coarser Materials. Norges Geotekniske Inst, 1980.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.