Grubb, N. P. (1946). C.T. Studd: Athlete and pioneer. Sword of the Lord Pub.
Lua i Stíl Chicago (17ú heag.)Grubb, Norman Percy. C.T. Studd: Athlete and Pioneer. Wheaton, Ill: Sword of the Lord Pub, 1946.
Lua MLA (9ú heag.)Grubb, Norman Percy. C.T. Studd: Athlete and Pioneer. Sword of the Lord Pub, 1946.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.