Gaya APA
oppel, A., Rinaldi, W. (2010).
Data Modeling: A Beginner's Guide .
United State:
The McGraw-Hill companies, inc.
Gaya MLA
oppel, Andy., Rinaldi, Wendy.
"Data Modeling: A Beginner's Guide".
United State:
The McGraw-Hill companies, inc,
2010.
Text.