Ministry of Education and Science of Ukraine, Sumy State University, & Economic Research Centre. (2007). Економіка для екології: "Economics for Ecology" ISCS'2007.
Citazione stile Chigago Style (17a edizione)Ministry of Education and Science of Ukraine, Sumy State University, e Economic Research Centre. Економіка для екології: "Economics for Ecology" ISCS'2007. 2007.
Citatione MLA (9a ed.)Ministry of Education and Science of Ukraine, et al. Економіка для екології: "Economics for Ecology" ISCS'2007. 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.