Akhund, M. A., Memon, A. H., Imad, H. U., Siddiqui, F. H., & Khoso, A. R. (2018). Motivational Factors for the Implementation of ISO-9001 in Construction Firms of Pakistan. Civil Engineering Journal, 4(9), 2023–2033. https://doi.org/10.28991/cej-03091135