APA Цитирование

COWI Consulting Engineers and Planners AS. (1999). Economic instruments in environmental protection in Denmark. Denmark: Ministry of Environment and Energy.

Chicago-стиль цитирования

COWI Consulting Engineers and Planners AS. Economic Instruments in Environmental Protection in Denmark. Denmark: Ministry of Environment and Energy, 1999.

MLA-цитирование

COWI Consulting Engineers and Planners AS. Economic Instruments in Environmental Protection in Denmark. Denmark: Ministry of Environment and Energy, 1999.

Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.