APA Style
World Book, Inc.. (1995).
Learn About Shapes .
Chicago:
World Book, Inc..
Chicago Style
World Book, Inc..
Learn About Shapes.
Chicago:
World Book, Inc.,
1995.
Text.
MLA Style
World Book, Inc..
Learn About Shapes.
Chicago:
World Book, Inc.,
1995.
Text.
Turabian Style
World Book, Inc..
Learn About Shapes.
Chicago:
World Book, Inc.,
1995.
Print.