watch these links.

also those image 1 and 2 its just to look for work breakdown structure. You can even look the example of work breakdown structure example.

The books we use are
Pinto, J. (2019). Project management; Achieving competitive advantage, 5th edition. New York, NY: Pearson. ISBN 13: 978-0-134-73033-2

Project Management Institute (PMI). (2017). A guide to the project management body of knowledge (PMBOK Guide), 6th edition. Newton Square ISBN: 9781628251845.