APA Style
Langberg, D.
(2008).
Di Ambang Pintu Pengharapan (On The Thresholg Of Hope)
.
:
PT. BPK Gunung Mulia.
MLA Style
Langberg, Diane.
"Di Ambang Pintu Pengharapan (On The Thresholg Of Hope)".
:
PT. BPK Gunung Mulia,
2008.
BOOK.