Igoche, Frederick Omachoko, Gambo Sani Sani, Joseph Manman Jerry, Joshua A. Mabadeje, and Abdullahi Lame Umar. 2022. “Outsourcing Cleaning Services As an Alternative to In-House Cleaning in an Organization: A Case Study of the Bank of Agriculture (BOA), Bauchi Plaza”. African Journal of Management and Business Research 6 (1):120-28. https://publications.afropolitanjournals.com/index.php/ajmbr/article/view/222.