To find out if the University of Worcester Library Services has a specific book, paste the title of the book into Library Search.
If you have the LibKey Nomad browser extension installed, this will locate articles for you. LibKey Nomad is free for University of Worcester students and staff and takes about 20 seconds to install. If you don't have LibKey Nomad, paste the title of the article into Library Search. If the article you want doesn't come up, search use the Journal A-Z to search by Journal title. If the University of Worcester doesn't have it, see if you can locate an Open Access version via Google Scholar. Paste the article title into Google Scholar.
If you can't find the book you want via Library Services or for free on the internet, consider making an inter-library request.