APA Style
Ahlberg, Allan. (1991).
Heard it in the playground .
UK:
Puffin.
Chicago Style
Ahlberg, Allan.
Heard it in the playground.
UK:
Puffin,
1991.
Text.
MLA Style
Ahlberg, Allan.
Heard it in the playground.
UK:
Puffin,
1991.
Text.
Turabian Style
Ahlberg, Allan.
Heard it in the playground.
UK:
Puffin,
1991.
Print.