Gaya APA
Craig, Annabel, Rosney,Cliff. (2002).
The Usborne Science Encyclopedia .
London:
Usborne Publishing.
Gaya Chicago
Craig, Annabel, Rosney,Cliff.
The Usborne Science Encyclopedia.
London:
Usborne Publishing,
2002.
Text.
Gaya MLA
Craig, Annabel, Rosney,Cliff.
The Usborne Science Encyclopedia.
London:
Usborne Publishing,
2002.
Text.
Gaya Turabian
Craig, Annabel, Rosney,Cliff.
The Usborne Science Encyclopedia.
London:
Usborne Publishing,
2002.
Print.