00650cam a22002534a 4500 AR-SsjUIB 20250716140133.0 250429s1974 xxk 000 0 eng d 0194375102 AR-SsjUIB AR-SsjUIB eng xxk 802.0-07:53 Allen, J. P. B. 11651 English in physical science. London : University Press, 1974. English in focus Inglés lemb 3027 Libro unescot 14 Widdowson, H. G. 11641 LB cdu dbfi 1998-11-30 10797 10797 0 0 cdu 0 0 ING ING 2025-07-10 Compra 3503 0 802.0-07:53 ALLp BFI.3503 2025-07-10 00:00:00 1 2025-07-10 LB 0 0 cdu 0 0 ING ING 2025-07-10 Compra 3650 0 802.0-07:53 ALLp BFI.3650 2025-07-10 00:00:00 2 2025-07-10 LB 0 0 cdu 0 0 ING ING 2025-07-10 Compra 4805 0 802.0-07:53 ALLp BFI.4805 2025-07-10 00:00:00 3 2025-07-10 LB 0 0 cdu 0 0 ING ING 2025-07-10 Compra 4806 0 802.0-07:53 ALLp BFI.4806 2025-07-10 00:00:00 4 2025-07-10 LB