Gaya APA
Birney, Betty G.. (2014).
Secrets according to Humprey .
New York:
Penguin Group.
Gaya Chicago
Birney, Betty G..
Secrets according to Humprey.
New York:
Penguin Group,
2014.
Text.
Gaya MLA
Birney, Betty G..
Secrets according to Humprey.
New York:
Penguin Group,
2014.
Text.
Gaya Turabian
Birney, Betty G..
Secrets according to Humprey.
New York:
Penguin Group,
2014.
Print.