Gaya APA
Boice, J, M., Ryken, P, G.
(1999).
Heart of the cross, the
(
1)
.
:
Crossway Books.
Gaya MLA
Boice, James, Montgomery., Ryken, Philip, Graham.
"Heart of the cross, the".
1
:
Crossway Books,
1999.
Non Fiction.