Gaya APA
Kelley, R. (1990).
The shaping of american past (volume II 1865 to present) (5th ed.).
Englewood Cliffs:
Prentice Hall.
Gaya MLA
Kelley, Robert.
"The shaping of american past (volume II 1865 to present)".
5th ed.
Englewood Cliffs:
Prentice Hall,
1990.
Text.