The Airline Transport Pilot: Complete Note Collection is my go to book for any Airline related preparations. This book is the “Quick Reference Handbook” for all the 14 ATPL books and even more. You can use the information on this book as it is, or you can use it as a supplement. The author welcomes feedbacks, an indication of his passion in making this book better. The book is a must buy for both aviation professionals and aviation enthusiasts. Like any other third party materials, you should always crosscheck up-to-date official operator and manufacturer references.