Seboru, Msafiri Atibu, Angeline Sabina Mulwa, Dorothy Ndunge Kyalo, and Charles M. Rambo. “Acquisition of Materials and Performance of Road Construction Projects in Kenya: A Case of Nairobi County”. European Scientific Journal, ESJ 12, no. 32 (November 30, 2016): 221. Accessed December 4, 2024. https://eujournal.org/index.php/esj/article/view/8393.