Measuring the cost of consulting services under the traditional cost approach and the performance-based costing technique and its impact on achieving profits : Applied research in the advisory office of Al-Khwarizmi College of Engineering - University of Baghdad. JAFS [Internet]. 2023 Sep. 30 [cited 2024 Dec. 19];18(64):455-7. Available from: https://jpgiafs.uobaghdad.edu.iq/index.php/JAFS/article/view/1289