Informe del director general.
- Publisher:
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 5367828
- Subject: Petroleum industry and trade Mexico Periodicals.
- Subject code: H
- Publication history:
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1938/39-1945/46; yr.1955; 1949/50-1958/59; yr.1958/59-1961/62; yr.1961/62-1962/63; 1959/60-1964/65; 1965-72; yr.1973/74; yr.1975/76; 1976/77,1978/79; 1979/1980 | permanent |
| University of Florida (FUG) | Florida Academic Repository (FLARE), Scholars Trust | 1951, 1954, 1956-1963 | 20351231 |