Montrose, G. (1970). Ask an angel. Robert Hale.
Cita Chicago (17th ed.)Montrose, Graham. Ask an Angel. London: Robert Hale, 1970.
Cita MLA (8th ed.)Montrose, Graham. Ask an Angel. Robert Hale, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.