Kibet J., Wasike J.N. “Supplier Sourcing Practices on Service Delivery at State Department for Devolution in Nairobi, Kenya”. AFRICAN JOURNAL OF BUSINESS, ECONOMICS AND INDUSTRY (AJOBEI) 5, no. 1 (November 23, 2024): 104-115. Accessed February 12, 2026. http://41.89.246.21/index.php/library/article/view/156.