USA General Accounting Office. (1981). Better data needed to determine the extent to which herbicides should be used on forest lands. General Accounting Office.
Chicago-Zitierstil (17. Ausg.)USA General Accounting Office. Better Data Needed to Determine the Extent to Which Herbicides Should Be Used on Forest Lands. Washington, DC: General Accounting Office, 1981.
MLA-Zitierstil (9. Ausg.)USA General Accounting Office. Better Data Needed to Determine the Extent to Which Herbicides Should Be Used on Forest Lands. General Accounting Office, 1981.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.