Gaya APA
Delong, J, B.
(2002).
Study Guide For Use With Macroeconomics
(
1)
.
SEMARANG:
Mc Graw-Hill.
Gaya MLA
Delong, J., Bradford.
"Study Guide For Use With Macroeconomics".
1
SEMARANG:
Mc Graw-Hill,
2002.
Text.