TONGO, Samuel Osayamen; 						UZZI, Festus O..
 Analysis of Waste Encumbrances on Building Procurement in Southwest States of Nigeria.
<strong>NIU Journal of Humanities</strong>, [S.l.], v. 6, n. 2, p. 27-32, july 2021.
ISSN 3007-1712.
Available at: &lt;<a href="https://kampalajournals.ac.ug/ojs/index.php/niuhums/article/view/1250" target="_new">https://kampalajournals.ac.ug/ojs/index.php/niuhums/article/view/1250</a>&gt;. Date accessed: 06 aug. 2026.