Iscuss whether Capital Asset Pricing Model should be used to estimate the Net Present Value of a project?

The essay should be involved:
-What is the Captial asset pricing model.
How to calculate CAPM.
Discuss whether Capital Asset Pricing Model should be used to estimate the Net Present Value of a project?
Discount rate.

3 books.
3 journals.
The Quarrel on the CAPM: A literature survey(2010) by Mabrouk, H. and Bouri, A.
you can use the references of this article.