Petersen, J., & Campling, P. (2005). Agriculture and environment in EU-15 - the IRENA indicator report ([1st ed.].). Office for Official Publications of the European Communities.
Citácia podle Chicago (17th ed.)Petersen, Jan-Erik, a Paul Campling. Agriculture and Environment in EU-15 - the IRENA Indicator Report. [1st ed.]. Luxembourg: Office for Official Publications of the European Communities, 2005.
Citácia podľa MLA (8th ed.)Petersen, Jan-Erik, a Paul Campling. Agriculture and Environment in EU-15 - the IRENA Indicator Report. [1st ed.]. Office for Official Publications of the European Communities, 2005.
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