APA Style
Obama, Barack. (2020).
A promised land .
United States:
Crown Business.
Chicago Style
Obama, Barack.
A promised land.
United States:
Crown Business,
2020.
Text.
MLA Style
Obama, Barack.
A promised land.
United States:
Crown Business,
2020.
Text.
Turabian Style
Obama, Barack.
A promised land.
United States:
Crown Business,
2020.
Print.