Mohammed A. M. and Zuhal R. Kadhim 2024. PURCHASE CHANNEL SELECTION OF AGRICULTURAL MACHINERY BY WHEAT AND BARLEY FARMERS IN IRAQ: A TRANSACTIONS COST ATTITUDE. IRAQI JOURNAL OF AGRICULTURAL SCIENCES. 55, 2 (Apr. 2024), 845–857. DOI:https://doi.org/10.36103/f9m55y17.