APA Style
First Numbers. (2003).
London, United States:
Armadillo Books.
Chicago Style
First Numbers.
.
London, United States:
Armadillo Books,
2003.
Text.
MLA Style
First Numbers.
.
London, United States:
Armadillo Books,
2003.
Text.
Turabian Style
First Numbers.
London, United States:
Armadillo Books,
2003.
Print.