Osborne, J. (1968). Time present: The hotel in Amsterdam. Faber and Faber.
Cita Chicago (17th ed.)Osborne, John. Time Present: The Hotel in Amsterdam. London: Faber and Faber, 1968.
Cita MLA (9th ed.)Osborne, John. Time Present: The Hotel in Amsterdam. Faber and Faber, 1968.
Atenció: Aquestes cites poden no estar 100% correctes.