APA

Roubanis N., European Communities. Statistical Office, Biomass Energy: Data A. a. T. (. . 1. M. 2. . P. & European Communities. Statistical Office. (1998). Energy from biomass. París: International Energy Agency.

Chicago

Roubanis Nikolaos, European Communities. Statistical Office, Biomass Energy: Data Analysis and Trends (Workshop 1998 Mar 23-24 París) and European Communities. Statistical Office. 1998. Energy from biomass. París: International Energy Agency.

Harvard

Roubanis N., European Communities. Statistical Office, Biomass Energy: Data A. a. T. (. . 1. M. 2. . P. and European Communities. Statistical Office. (1998). Energy from biomass. París: International Energy Agency.

MLA

Roubanis Nikolaos, European Communities. Statistical Office, Biomass Energy: Data Analysis and Trends (Workshop 1998 Mar 23-24 París) and European Communities. Statistical Office. Energy from biomass. París: International Energy Agency. 1998.