00452cam a2200181 4500 20260711133820.0 576 576 Bioquímica y fundamentos de químicaorgánica Betancourt, Herbert A.Espinosa U. Eduardo El Salvador 1ª spa 277 p. il.; 23 cm. San Salvador Dirección de Publicaciones 1984 547.3 B562b 0 0 0 0 CG BC BC 2018-02-14 2.00 001355 0 547.3/B562b 001355 2026-07-11 13:38:20 7 2026-07-11 BK 0 0 0 0 CG BC BC 2018-02-14 2.00 001356 0 547.3/B562b 001356 2026-07-11 13:38:20 7 2026-07-11 BK 0 0 0 0 CG BC BC 2018-02-14 2.00 001357 0 547.3/B562b 001357 2026-07-11 13:38:20 7 2026-07-11 BK 0 0 0 0 CG BC BC 2018-02-14 2.00 001358 0 547.3/B562b 001358 2026-07-11 13:38:20 7 2026-07-11 BK 0 0 0 0 CG BC BC 2018-02-14 2.00 001359 0 547.3/B562b 001359 2026-07-11 13:38:20 7 2026-07-11 BK 0 0 0 0 CG BC BC 2018-02-14 2.00 001360 0 547.3/B562b 001360 2026-07-11 13:38:20 7 2026-07-11 BK 0 0 0 0 CG BC BC 2018-02-14 2.00 001354 0 547.3/B562b 001354 2026-07-11 13:38:20 7 2026-07-11 BK