Gaya APA
Richard, dkk. (2009).
MR. POPPERR'S PENGUINS .
New York:
Little Brown.
Gaya Chicago
Richard, dkk.
MR. POPPERR'S PENGUINS.
New York:
Little Brown,
2009.
Text.
Gaya MLA
Richard, dkk.
MR. POPPERR'S PENGUINS.
New York:
Little Brown,
2009.
Text.
Gaya Turabian
Richard, dkk.
MR. POPPERR'S PENGUINS.
New York:
Little Brown,
2009.
Print.