There are a number of works which will assist you with gaining an introduction to the narcissistic dynamic.
EVIL provides an overview of the narcissistic dynamic along with key elements of the main stages without going into too great detail so the reader is able to grasp the fundamentals.
US https://www.amazon.com/Evil-H-G-Tudor-ebook/dp/B01496BIXS
UK https://www.amazon.co.uk/Evil-H-G-Tudor-ebook/dp/B01496BIXS
CAN https://www.amazon.ca/Evil-H-G-Tudor-ebook/dp/B01496BIXS
AUS https://www.amazon.com.au/Evil-H-G-Tudor/dp/B01496BIXS
FROM THE MOUTH OF A NARCISSIST provides a readily accessible guide to the comments that our kind are most likely to say, which assists with identification.