Ayedh, Abdulatef Musleh, and Khaled Ahmed Ali Al-Qudaimi. “The Impact of Human Capital on Improving Marketing Performance: A Field Study in Yemeni Private Universities in the Capital Municipality of Sana’a”. University of Science and Technology Journal for Management and Human Sciences, vol. 3, no. 4, Dec. 2025, pp. 1-37, https://doi.org/10.59222/ustjmhs.3.4.1.