APA Style

Walls, A, F., Ross, C. (2008). Mission in the twenty-first century : exploring the five marks of global mission / Andrew F. Walls and Cathy Ross, editors . Maryknoll, N.Y.: Orbis Books.

MLA Style

Walls, Andrew, Finlay., Ross, Cathy. "Mission in the twenty-first century : exploring the five marks of global mission / Andrew F. Walls and Cathy Ross, editors". Maryknoll, N.Y.: Orbis Books, 2008. Text.