APA-Zitierstil (7. Ausg.)

Environmental indicators for agriculture: [the Workshop on Measuring the Environmental Impacts of Agriculture was held in York on 22 - 25 September 1998].

Chicago-Zitierstil (17. Ausg.)

Environmental Indicators for Agriculture: [the Workshop on Measuring the Environmental Impacts of Agriculture Was Held in York on 22 - 25 September 1998]. Paris.

MLA-Zitierstil (9. Ausg.)

Environmental Indicators for Agriculture: [the Workshop on Measuring the Environmental Impacts of Agriculture Was Held in York on 22 - 25 September 1998].

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