Gaya APA

Clarke, B, S. (-1974). Enough room for joy: Jean Vanier's L'Arche: a message for our time. . (London): Darton.

Gaya MLA

Clarke, Bill,, S.J.. "Enough room for joy: Jean Vanier's L'Arche: a message for our time. ". (London): Darton, -1974. Buku.