APA Style
Poundstone, William. (2016).
Head in the cloud .
United States:
Little Brown and Company.
Chicago Style
Poundstone, William.
Head in the cloud.
United States:
Little Brown and Company,
2016.
Text.
MLA Style
Poundstone, William.
Head in the cloud.
United States:
Little Brown and Company,
2016.
Text.
Turabian Style
Poundstone, William.
Head in the cloud.
United States:
Little Brown and Company,
2016.
Print.