Vojteski Kljenak, D., Lukic, R., Gavric, G. and Gavrilovic, M. 2019. THE OPERATIVE PROFIT MARGIN AND INTEREST COST IN RETAIL FOOD. Ekonomika poljoprivrede. 66, 3 (Sep. 2019), 799–810. DOI:https://doi.org/10.5937/ekoPolj1903799V.