Answer:Including references and citations in a document serves several important purposes:1. Attribution: By citing your sources, you acknowledge the work of other authors and researchers whose ideas and information you have used in your own work.2. Credibility: Proper citation allows the reader to verify the validity and accuracy of your sources, increasing the credibility of your work.3. Transparency: Providing a list of sources allows the reader to easily access the original works if they wish to learn more about a particular topic.4. Avoiding plagiarism: Citing your sources helps to ensure that your work is original and does not steal the ideas of others.