This website provides a guide to the regulations governing the hobby of amateur radio in Australia.
You can read the about the regulations on the website, or download a complete pdf guidebook version.
Note that the Foundation exam uses a subset of the full regulations detailed here. You should be guided by the Foundation syllabus and any course of instruction you may be undertaking to determine the appropriate regulatory elements to learn.
Like all RASA resources, this guide is provided at no charge to the amateur radio community, however donations are welcome.