Gaya APA
Bent, A, J, D.
(1969).
The Christian-Marxist dialogue, an annotated bibliography 1959-1969.
.
Geneva:
NCC.
Gaya MLA
Bent, Ans, J.van, Der..
"The Christian-Marxist dialogue, an annotated bibliography 1959-1969. ".
Geneva:
NCC,
1969.
Buku.