APA Style
Twentieth century Europe : A history. (1972).
New York:
Alfred A. Knopf.
Chicago Style
Twentieth century Europe : A history.
.
New York:
Alfred A. Knopf,
1972.
Buku.
MLA Style
Twentieth century Europe : A history.
.
New York:
Alfred A. Knopf,
1972.
Buku.
Turabian Style
Twentieth century Europe : A history.
New York:
Alfred A. Knopf,
1972.
Buku.