Lua APA (7ú heag.)
Bavinck, J. H., & Freeman, H. D. (1960). An introduction to the science of missions. Presbyterian and Reformed Pub. Co..
Lua i Stíl Chicago (17ú heag.)
Bavinck, J. H., agus H. David Freeman. An Introduction to the Science of Missions. Philadelphia: Presbyterian and Reformed Pub. Co., 1960.
Lua MLA (9ú heag.)
Bavinck, J. H., agus H. David Freeman. An Introduction to the Science of Missions. Presbyterian and Reformed Pub. Co., 1960.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.