Gaya APA
Sutojo, S.
(2007).
Effective Price Strategy to Increase Your Profit
(
-1)
.
Jakarta:
Damar Mulia Pustaka.
Gaya MLA
Sutojo, Siswanto.
"Effective Price Strategy to Increase Your Profit".
-1
Jakarta:
Damar Mulia Pustaka,
2007.
Text.