https://www.amazon.com/Matthew-Seufer/e/B00QTW41KS/ref=dbs_p_ebk_rwt_abau
https://fineartamerica.com/profiles/matthew-seufer.html?tab=artworkgalleries
https://www.westbowpress.com/bookstore/bookdetail.aspx?bookid=SKU-000972620
https://www.barnesandnoble.com/w/windows-from-heaven-matthew-seufer/1120811470?ean=9781490858401
http://www.booksamillion.com/search?id=7403343588811&query=Windows+from+Heaven%3A+Yes%2C+I+Believe&filter=
https://books.google.com/books?id=vmKWBQAAQBAJ&printsec=frontcover&dq=windows+from+heaven&hl=en&sa=X&
