Gaya APA

Welker, M. (2004). Karl Barth: From fighter against the 'Roman heresy' toleading thinker for the ecumenical movement. . : .

Gaya MLA

Welker, Michael. "Karl Barth: From fighter against the 'Roman heresy' toleading thinker for the ecumenical movement. ". : , 2004. Majalah.