APA Style
Amery, Heather, Cartwright, Stephan. (2004).
Tractor i Trouble .
London:
Usborne.
Chicago Style
Amery, Heather, Cartwright, Stephan.
Tractor i Trouble.
London:
Usborne,
2004.
Text.
MLA Style
Amery, Heather, Cartwright, Stephan.
Tractor i Trouble.
London:
Usborne,
2004.
Text.
Turabian Style
Amery, Heather, Cartwright, Stephan.
Tractor i Trouble.
London:
Usborne,
2004.
Print.