Peters, J. P. (1922). Bible and spade: Lectures delivered before Lake Forest college on the foundation of the late William Bross. C. Scribner's Sons.
Lua i Stíl Chicago (17ú heag.)Peters, John P. Bible and Spade: Lectures Delivered Before Lake Forest College on the Foundation of the Late William Bross. New York: C. Scribner's Sons, 1922.
Lua MLA (8ú heag.)Peters, John P. Bible and Spade: Lectures Delivered Before Lake Forest College on the Foundation of the Late William Bross. C. Scribner's Sons, 1922.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.