Brown, W. J. (1987). Angels: We never walk alone. Review and Herald.
Lua i Stíl Chicago (17ú heag.)Brown, Walton J. Angels: We Never Walk Alone. Hagerstown, MD: Review and Herald, 1987.
Lua MLA (9ú heag.)Brown, Walton J. Angels: We Never Walk Alone. Review and Herald, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.