Szukana fraza: [Bibliografia = %2237. Hines J.M.%2C Hungerford H.R.%2C Tomera A.N.%2C 1987. Analysis and synthesis of research on responsible environmental behaviour%5C: A metaanalysis. Journal of Environmental Education%2C vol. 18%2C no. 2%2C pp. 1%5C-8.%22]

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