Supriyadi, R.A. 2022. Effect of working capital efficiency on profitability in companies in the cigarette industry sector on the Indonesian stock exchange in the 2003-2007 period. International Journal of Mechanical Computational and Manufacturing Research. 11, 3 (Nov. 2022), 138–142. DOI:https://doi.org/10.35335/computational.v11i3.63.