Gaya APA
Risjord, N, K.
(1985).
America Volume 2 : A History of the United States
.
New Jersey:
Prentice-Hall.
Gaya MLA
Risjord, Norman, K.
"America Volume 2 : A History of the United States".
New Jersey:
Prentice-Hall,
1985.
Buku Tercetak.