@book{UBHD-1053237, author={Calderón de la Barca, Pedro}, editor={Porqueras Mayo, Alberto}, title={El príncipe constante}, publisher={Espasa-Calpe}, address={Madrid}, year={1975}, pages={CVIII, 121 S.}, language={spa}, isbn={84-239-3204-4 and 84-239-3504-3 and 84-239-3804-2 and 978-84-239-3504-8 and 978-84-239-3204-7 and 978-84-239-3804-9}, number={ARRAY(0x564a37cebbc0)}, series={Clásicos castellanos}, library={UB [Signatur: 77 A 601] ; RO [Signatur: RO/IO 3501 P95.1975]}, }