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| 035 | |a 077180 | ||
| 040 | |a Sistema de Bibliotecas de la Universidad de Panamá | ||
| 082 | 0 | 4 | |a 540.7 |b B27 |
| 100 | 1 | |a Barrow, Gordon M. | |
| 245 | 1 | 0 | |a Understanding chemistry / |c by Gordon M. Barrow, Malcolm E. Kenney and [et al.]. -- |
| 260 | |a New York : |b W. A. Benjamin, |c 1967. | ||
| 300 | |a v.1 | ||
| 650 | 4 | |a QUIMICA- |x ENSEÑANZA | |
| 900 | |a BISB / |b Sección de Colección General |j 68367 |t v.1 e.1 | ||
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