Gaya APA
Norton, M, B. et al (1984).
A People & A Nation : A History Of The United States (Ed. 1).
United States:
Houghton Mifflin Company.
Gaya MLA
Norton, Mary, Beth. et al.
"A People & A Nation : A History Of The United States".
Ed. 1
United States:
Houghton Mifflin Company,
1984.
Text.