Gaya APA
Birney, Betty G. (2004).
The World According To Humphrey .
New York:
Penguin Group.
Gaya Chicago
Birney, Betty G.
The World According To Humphrey.
New York:
Penguin Group,
2004.
Fiction.
Gaya MLA
Birney, Betty G.
The World According To Humphrey.
New York:
Penguin Group,
2004.
Fiction.
Gaya Turabian
Birney, Betty G.
The World According To Humphrey.
New York:
Penguin Group,
2004.
Fiction.