You can add your Zillows reviews to your website with the built in Zillow Reviews Widget.
1. Add content to the page you want to add the reviews to.
2. Select the Zillow Reviews Widget from the Content widgets.
3. If your email address in Zillow matches your email address in CORE, you can add and it is done. If it is different, simply write in your Zillow email address.
You will also need a ZWSID which you can obtain here: https://www.zillow.com/howto/api/ReviewsAPI.htm