Arusei B, Musau EG. The Effect of Supplier Collaboration on Procurement Performance in the County Government of Elgeyo Marakwet. journal-of-procurement-supply [Internet]. 2020 Nov. 14 [cited 2026 Mar. 14];4(2):1-11. Available from: https://stratfordjournalpublishers.org/journals/index.php/journal-of-procurement-supply/article/view/613