1. Barbier, E. B., & Markandya, A. (1989). The conditions for achieving environmentally sustainable development (Vol. 89, No. 1). London Environmental Economics Centre;
2. Beard, T.R., Lozada, G . (1999), Economics, Entropy and the Environment Cheltenham, Edward Elager, UK;
3. Bogdanov N., (2007). Small rural households in Serbia and rural non-agricultural economy, UNDP, Ministry of Agriculture, Forestry and Water Management, Belgrade;
4. Đokić, M. (2019). Sustainable agricultural and rural development in the European Union. Economics of sustainable development, 3(1), 29-43;
5. European Commission Report (2016), Communication from the commission to the European Parliament, the council, the European Economic and Social Committee and the committee of the regions, Strasbourg, Retrieved from https://eur-lex.europa. eu (November 5, 2019);