Watson,David. (1982). Called and committed: World-changing discipleship. Harold Shaw.
Lua i Stíl Chicago (17ú heag.)Watson,David. Called and Committed: World-changing Discipleship. Wheaton: Harold Shaw, 1982.
Lua MLA (9ú heag.)Watson,David. Called and Committed: World-changing Discipleship. Harold Shaw, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.