AYEDH, Abdulatef Musleh; AL-QUDAIMI, Khaled Ahmed Ali. 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, Sana’a, Yemen, v. 3, n. 4, p. 1–37, 2025. DOI: 10.59222/ustjmhs.3.4.1. Disponível em: https://journals.ust.edu.ye/USTJMHS/article/view/168. Acesso em: 29 dec. 2025.