Khan SR, Khan MI, Khan SJI. An Investigation into the Statistical Significance of Labor Force Longevity in Brick Kilns and Marble Industry: A Case Study of Peshawar. JPR [Internet]. 2023 Aug. 30 [cited 2024 Nov. 21];9(2):679-88. Available from: https://jprpk.com/index.php/jpr/article/view/368