Gaya APA
Winfak 2.0 User's Guide. (1991).
California.:
Delrina Technology Inc.
Gaya Chicago
Winfak 2.0 User's Guide.
Ed. 2 Cet 1.
California.:
Delrina Technology Inc,
1991.
Text.
Gaya MLA
Winfak 2.0 User's Guide.
Ed. 2 Cet 1.
California.:
Delrina Technology Inc,
1991.
Text.
Gaya Turabian
Winfak 2.0 User's Guide.
California.:
Delrina Technology Inc,
1991.
Print.