International classification of hard coals by type = Classification internationale des houilles par nature / prepared by the Secretariat of the Economic Commission for Europe
Language: engfre Series: (United Nations Publication ; 1956. II. E.4)Publication details: Geneva : United Nations , 1956Description: 52 p. : il. ; 28 cmOther title:- Classification internationale des houilles par nature
| Item type | Current library | Call number | Status | Date due | Barcode | |
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Folletos
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Biblioteca Central del MAEC Depósito | C269.08 | Préstamo en sala | 1075828 |
Texto en inglés y francés