It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
Quoting Sources on the website of the Library of the North West University is a publication on reference techniques (using the Harvard method). Section 13 deals directly with referencing of Government Publications. (Permission was granted by North West University to use this source.).
Van der Walt, Engela J. 2006. Quoting Sources. Edited by the Information Services of the Ferdinand Postma Library.
Turnitin is a tool to check the originality of your written work; where necessary it will provide guidelines on where and how you can improve the originality of your work.