Gaya APA

Bent, A, J, V, D. (2000). Willem Adolf Visser 't Hooft, 1900-1985. Fisherman of the ecumenical movement. . Geneva: Geneva WCC Publications.

Gaya MLA

Bent, Ans, J., Van, Der. "Willem Adolf Visser 't Hooft, 1900-1985. Fisherman of the ecumenical movement. ". Geneva: Geneva WCC Publications, 2000. Buku.