Wangerin, W., & Ladwig, T. (1998). Mary's first Christmas. Zondervan Publishing House.
Lua i Stíl Chicago (17ú heag.)Wangerin, Walter, agus Tim Ladwig. Mary's First Christmas. Grand Rapids, MI: Zondervan Publishing House, 1998.
Lua MLA (8ú heag.)Wangerin, Walter, agus Tim Ladwig. Mary's First Christmas. Zondervan Publishing House, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.