PURDIANSYAH, A.; NURASIK, N. The Effect of Operating Costs and Tax Expense on Net Profitability with Inventory as a Moderating Variable of Food and Beverage Companies listed on the IDX in 2014-2016. Indonesian Journal of Law and Economics Review, v. 1, n. 4, p. 10.21070/ijler.v2i2.89, 31 Aug. 2018.