Atheer Ali Abdulkadhim, and Khawla Hussein Hamdan. “Application of Quality Costs on Activities Based and Their Impact on Cost Reduction / Applied Research in the General Company for Leather Industries”. Journal of Madenat Alelem University College, Vol. 13, no. 1, June 2021, pp. 69-82, https://journal.mauc.edu.iq/index.php/JMAUC/article/view/387.