| #251 | Constructive approximation. -- New York : Springer, 1985-. -- ISSN 0176-4276 print. -- ISSN 1432-0940 online |
| #252 | Constructorul : Organ al Ministerului constructiilor si al Comitetului central al sindicatului muncitorilor constructori. -- ROMANIA : Timişoara : Adam's Construct (weekly), 1999-. -- ISSN 1582-4209 |
| #253 | Consulting engineer : journal of the professional engineer. -- UNITED KINGDOM : London: Northwood Publications., 1939-1985. -- ISSN 0010-7093 |
| #254 | Contemporary stone & tile design. -- Troy : Business News, 1995-. -- ISSN 1527-7690 |
| #255 | Contract journal. -- Sutton : Agriculture & Construction Press, 1879-. -- ISSN 0010-7859 |
| #256 | Contracting and construction engineer. -- AUSTRALIA : Adelaide: Prince Publishing in association with Tecpress Services., 1968-1980. -- ISSN 0728-0521 |
| #257 | Contracting business. -- Cleveland : Penton/IPC, 1981-. -- ISSN 0279-4071 |
| #258 | Contractor. -- Newton : Cahners, 1988-. -- ISSN 0897-7135 |
| #259 | Contractor and plant manager. -- Velká Británie : Sales Promotion Projects, 1964-1976. -- ISSN 0010-7883 |
| #260 | Costruzioni Metalliche. -- Milano : Associazione Fra i Costruttori in Acciaio Italiani, 1949-. -- ISSN 0010-9673 |