Gaya APA
Corporation, M. (1991).
Microsoft C/C++ Class Version 7.0 Libraries User's Guide .
Bandung:
Pusat Sumber Daya Geologi.
Gaya MLA
Corporation, Microsoft.
"Microsoft C/C++ Class Version 7.0 Libraries User's Guide".
Bandung:
Pusat Sumber Daya Geologi,
1991.
Textbook.