APA Style
A first book of nature. (2012).
:
Walker & Company.
Chicago Style
A first book of nature.
.
:
Walker & Company,
2012.
Text.
MLA Style
A first book of nature.
.
:
Walker & Company,
2012.
Text.
Turabian Style
A first book of nature.
:
Walker & Company,
2012.
Print.