APA-Zitierstil (7. Ausg.)

Dell, J. D., & Ward, F. R. (1971). Logging residues on Douglas-fir region clearcuts: Weights and volumes. Pacific Northwest Forest and Range Experiment Station, USDA Forest Service.

Chicago-Zitierstil (17. Ausg.)

Dell, John D., und Franklin R. Ward. Logging Residues on Douglas-fir Region Clearcuts: Weights and Volumes. Portland, Or: Pacific Northwest Forest and Range Experiment Station, USDA Forest Service, 1971.

MLA-Zitierstil (9. Ausg.)

Dell, John D., und Franklin R. Ward. Logging Residues on Douglas-fir Region Clearcuts: Weights and Volumes. Pacific Northwest Forest and Range Experiment Station, USDA Forest Service, 1971.