Kromminga, C. G. (1964). The communication of the Gospel through neighboring: A study of the basis and practice of lay witnessing through neighborly relationships. T. Wever.
Lua i Stíl Chicago (17ú heag.)Kromminga, Carl Gerhard. The Communication of the Gospel Through Neighboring: A Study of the Basis and Practice of Lay Witnessing Through Neighborly Relationships. Franeker, [Netherlands]: T. Wever, 1964.
Lua MLA (8ú heag.)Kromminga, Carl Gerhard. The Communication of the Gospel Through Neighboring: A Study of the Basis and Practice of Lay Witnessing Through Neighborly Relationships. T. Wever, 1964.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.