Gaya APA
VS BASIC CMS Terminal Users Guide. (1976).
:
IBM Corporation.
Gaya Chicago
VS BASIC CMS Terminal Users Guide.
Kedua.
:
IBM Corporation,
1976.
Text.
Gaya MLA
VS BASIC CMS Terminal Users Guide.
Kedua.
:
IBM Corporation,
1976.
Text.
Gaya Turabian
VS BASIC CMS Terminal Users Guide.
:
IBM Corporation,
1976.
Print.