Gaya APA
Office XP: A Professional Approach Office Expert. (2002).
United States:
McGraw-Hill.
Gaya Chicago
Office XP: A Professional Approach Office Expert.
.
United States:
McGraw-Hill,
2002.
Buku.
Gaya MLA
Office XP: A Professional Approach Office Expert.
.
United States:
McGraw-Hill,
2002.
Buku.
Gaya Turabian
Office XP: A Professional Approach Office Expert.
United States:
McGraw-Hill,
2002.
Buku.