Gaya APA
guinness World Record 2005. (2005).
New York:
Bantam Books.
Gaya Chicago
guinness World Record 2005.
.
New York:
Bantam Books,
2005.
Text Book.
Gaya MLA
guinness World Record 2005.
.
New York:
Bantam Books,
2005.
Text Book.
Gaya Turabian
guinness World Record 2005.
New York:
Bantam Books,
2005.
Text Book.