Gaya APA
Calvin, J. (2011).
Mutiara Kehidupan Kristen - Golden Booklet of the True Christian Life .
Surabaya, Indonesia:
Penerbit Momentum.
Gaya MLA
Calvin, John.
"Mutiara Kehidupan Kristen - Golden Booklet of the True Christian Life".
Surabaya, Indonesia:
Penerbit Momentum,
2011.
Academic.