Lua APA (7ú heag.)
Olson, C. G. (1989). What in the world is God doing?: The essentials of global missions : an introductory guide (5th ed.). Global Gospel Pub..
Lua i Stíl Chicago (17ú heag.)
Olson, C. Gordon. What in the World Is God Doing?: The Essentials of Global Missions : An Introductory Guide. 5th ed. Cedar Knolls: Global Gospel Pub., 1989.
Lua MLA (9ú heag.)
Olson, C. Gordon. What in the World Is God Doing?: The Essentials of Global Missions : An Introductory Guide. 5th ed. Global Gospel Pub., 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.