APA Style
Happy Elephants. (2009).
London:
Heinle Cengage Learning.
Chicago Style
Happy Elephants.
.
London:
Heinle Cengage Learning,
2009.
.
MLA Style
Happy Elephants.
.
London:
Heinle Cengage Learning,
2009.
.
Turabian Style
Happy Elephants.
London:
Heinle Cengage Learning,
2009.
.