<https://secure.gravatar.com/avatar/17ee1f80526df976c67d6148b9217cd0?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://alamisharia.co.id/blogs/ekonomi-syariah/kenapa-prinsip-ekonomi-islam-penting-untuk-kamu/?amp>