title: Add project reference to Xamarin.Forms
body: <p>I need to add project reference of DTO to Xamarin.Forms project. But Path project doesn't have references.</p>
  
  <p>Problem in this:</p>
  
  <p><img src="https://i.stack.imgur.com/Ej4FM.jpg" alt="Img"></p>
  
  <p>What should I do for this?</p>