Gaya APA
Abstract & Proceeding. (2006).
Medan:
Departemen f cardiology, Medical chool USU.
Gaya Chicago
Abstract & Proceeding.
.
Medan:
Departemen f cardiology, Medical chool USU,
2006.
Text.
Gaya MLA
Abstract & Proceeding.
.
Medan:
Departemen f cardiology, Medical chool USU,
2006.
Text.
Gaya Turabian
Abstract & Proceeding.
Medan:
Departemen f cardiology, Medical chool USU,
2006.
Print.