Gaya APA
Nouwen, H, J.
(1989).
Seeds of hope. Ed.& introd.by Robert Durback, foreword by Mark Craig.
.
London:
DLT.
Gaya MLA
Nouwen, Henri, J.M..
"Seeds of hope. Ed.& introd.by Robert Durback, foreword by Mark Craig. ".
London:
DLT,
1989.
Buku.