You will find that this textbook has a companion website with extra resources.
Product Tag: 04/01/2021
Alcohol and Drug Counselor Exam Secrets Study Guide (Paperback)
This textbook is the one I used for my final year project research.
Akihiko Takahas Teaching Mathematics Through Problem-Sol (Paperback) (UK IMPORT)
What stands out about this textbook is the use of analogies to explain concepts.