APA Style
Easy to sound. (2009).
London:
Ladybird Books.
Chicago Style
Easy to sound.
.
London:
Ladybird Books,
2009.
Text.
MLA Style
Easy to sound.
.
London:
Ladybird Books,
2009.
Text.
Turabian Style
Easy to sound.
London:
Ladybird Books,
2009.
Print.