Gaya APA
Cato, Sheila. (2005).
Counting and Numbers .
London:
the Brown Reference Group.
Gaya Chicago
Cato, Sheila.
Counting and Numbers.
London:
the Brown Reference Group,
2005.
Text.
Gaya MLA
Cato, Sheila.
Counting and Numbers.
London:
the Brown Reference Group,
2005.
Text.
Gaya Turabian
Cato, Sheila.
Counting and Numbers.
London:
the Brown Reference Group,
2005.
Print.