Gaya APA
Wells, D, F.
(2005).
Hilangnya Kebajikan Kita ( Losing Our Virtue )
.
Surabaya:
Momentum.
Gaya MLA
Wells, David, F..
"Hilangnya Kebajikan Kita ( Losing Our Virtue )".
Surabaya:
Momentum,
2005.
Text.