LEADER | 00374nam a2200121 u 4500 | ||
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001 | 000218235 | ||
005 | 20110720143301.0 | ||
008 | 980824 ||||| und | ||
035 | |a 2683213 | ||
040 | |a Sistema de Bibliotecas de la Universidad de Costa Rica | ||
082 | 0 | |a 547.3 |b C737C |2 00 | |
245 | 1 | 0 | |a Heterocyclic compounds / |c Ed. by P.G. Sammes. |
773 | 0 | |7 nnam |t Comprehensive organic chemistry |