| LEADER | 00563nam a22001691a 4500 | ||
|---|---|---|---|
| 001 | UNA01000049828 | ||
| 005 | 20140801141956.0 | ||
| 008 | 080728s1969 mx 000 0 spa d | ||
| 040 | |a Sistema de Bibliotecas de la Universidad Nacional de Costa Rica | ||
| 082 | 0 | 4 | |a 500.2 |b G784c |
| 100 | 1 | |a Grayson Smith, Hugh | |
| 245 | 1 | 4 | |a Los conceptos cambiantes de la ciencia / |c Hugh Grayson Smith. |
| 260 | |a México, D.F. : |b U.T.E.H.A , |c 1969. | ||
| 300 | |a 691 p. : |b il. ; |c 23 cm. | ||
| 500 | |a Titulo Original: The changing concepts of science | ||
| 650 | 0 | 4 | |a CIENCIA |
| 650 | 0 | 4 | |a FISICA |