Note that the three spaces before text with two spaces at the end allows for paragraphs without line breaks (if this is unclear, you may want to brush up on your Markdown syntax).
The "References" section already exists, so make sure you add it in the correct place. Also, don't forget to add the topic heading in readme.md as well as Curriculum.md!
- Book1 - Author1 and Author2 [1]
- Book2 - Author3 [2]
- Book3 - Author4
- Book4 - Author5, Author6 and Author 7 [3]
[1] - This is a brilliant book recommended by X website. Used as the reference for
[2] - Used as the reference for
[3] - Used as reference for CSyyy at UXYZ where some famous instructor teaches.