Gul F, Umar R. Perceived Financial Viability of Employees Training & Development, Advertisement and Research & Development for a Firm. JISR-MSSE [Internet]. 2017 Dec. 31 [cited 2024 May 3];15(2):181-92. Available from: https://jisrmsse.szabist.edu.pk/index.php/szabist/article/view/128