APA Style
Christie, Agatha. (1963).
The Pale Horse .
:
Pocket Books.
Chicago Style
Christie, Agatha.
The Pale Horse.
:
Pocket Books,
1963.
Text.
MLA Style
Christie, Agatha.
The Pale Horse.
:
Pocket Books,
1963.
Text.
Turabian Style
Christie, Agatha.
The Pale Horse.
:
Pocket Books,
1963.
Print.