Phommalath, Somphavanh, Chahue YANGSANSAY, and Somkhit SOULIYASACK. 2025. “Business Unit Opinions on Printing VAT Invoices Using the APTax Rogram in Luang Prabang Province”. Souphanouvong University Journal Multidisciplinary Research and Development 11 (03):66-75. https://doi.org/10.69692/SUJMRD110366.