DIAN HANIF; YUDHA PRADANA; SUDARMIATIN SUDARMIATIN; ITA PRIHATINING WILUJENG. The Analysis of the Application of 7Ps in Improving the Lambau Semboro Jember Billiards Service Business. Harmoni Economics: International Journal of Economics and Accounting, [S. l.], v. 2, n. 4, p. 152–157, 2025. DOI: 10.70062/harmonieconomics.v2i4.356. Disponível em: https://economics.ifrel.org/index.php/HarmoniEconomics/article/view/356. Acesso em: 3 mar. 2026.