APA Style
Sandburg, Carl. (1939).
Abraham lincoln: the war years .
New York:
Harcourt.
Chicago Style
Sandburg, Carl.
Abraham lincoln: the war years.
New York:
Harcourt,
1939.
Buku Teks.
MLA Style
Sandburg, Carl.
Abraham lincoln: the war years.
New York:
Harcourt,
1939.
Buku Teks.
Turabian Style
Sandburg, Carl.
Abraham lincoln: the war years.
New York:
Harcourt,
1939.
Buku Teks.