APA Style
Christie, Agatha. (1991).
Problem At Pollensa Bay .
London:
HarperCollins.
Chicago Style
Christie, Agatha.
Problem At Pollensa Bay.
London:
HarperCollins,
1991.
Book.
MLA Style
Christie, Agatha.
Problem At Pollensa Bay.
London:
HarperCollins,
1991.
Book.
Turabian Style
Christie, Agatha.
Problem At Pollensa Bay.
London:
HarperCollins,
1991.
Book.