Gaya APA
Boyer, Paul S.. (1990).
The Enduring Vision A History of the American People .
USA:
D.C. Heath an Company.
Gaya Chicago
Boyer, Paul S..
The Enduring Vision A History of the American People.
USA:
D.C. Heath an Company,
1990.
Text.
Gaya MLA
Boyer, Paul S..
The Enduring Vision A History of the American People.
USA:
D.C. Heath an Company,
1990.
Text.
Gaya Turabian
Boyer, Paul S..
The Enduring Vision A History of the American People.
USA:
D.C. Heath an Company,
1990.
Print.