Sevillano Hernández, R. M. (1974). Priestley and his time-plays. [s.n.].
Cita Chicago Style (17a ed.)Sevillano Hernández, Rosa María. Priestley and His Time-plays. [S.l.]: [s.n.], 1974.
Cita MLA (9a ed.)Sevillano Hernández, Rosa María. Priestley and His Time-plays. [s.n.], 1974.
Precaución: Estas citas no son 100% exactas.