Jassam, Q.T. 2017. ECONOMIC STUDY TO MEASURE THE EFFICIENCY AND ITEMS OF MARKETING MARGINS OF TOMATO CROP YEAR 2015 AL-TAJI DISTRICT. IRAQI JOURNAL OF AGRICULTURAL SCIENCES. 48, 3 (Jun. 2017). DOI:https://doi.org/10.36103/ijas.v48i3.393.