This is the basics of studying technique :

1. Overview
Get yourself an overview of the entire book/material/project. Read the opening pages and the back of the book.

2. Plan your studies
He with the best plan wins. What’s your desired outcome, what is your goal.

3. A deeper overview.
You will get better understandings of what is required of you. Read the index and learn the names of all the chapter.

4. Speed-reading
Speed-read the text, get a grip on the basic outlines. Look at all the pictures.

5. In-depth reading
Only at this stage, you begin reading in-depth and slower. You already know what the chapters are about, and how they relate to each other. This is when all details fit the puzzle.

6. Questions
Google any uncertainties and questions that has arisen during your studies to further understanding.

7. Repetition
Repeat continuously according to this list.