Waterhouse, K. (1975). Billy Liar on the moon. Joseph.
Cita Chicago (17th ed.)Waterhouse, Keith. Billy Liar on the Moon. London: Joseph, 1975.
Cita MLA (8th ed.)Waterhouse, Keith. Billy Liar on the Moon. Joseph, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.