| #671 | Qualified remodeler. -- Chicago : Qualified Remodeler, 1975-. -- ISSN 0098-9207 print. -- ISSN 1948-5646 online |
| #672 | RAC. Refrigeration, air conditioning & heat recovery. -- Croydon : Maclaren Publishers, 1981-1988. -- ISSN 0263-5739 |
| #673 | Radon bulletin : informace, poznatky, rady, zkušenosti. -- Praha : Státní ústav radiační ochrany, 1999-. -- ISSN 2336-7733 |
| #674 | Railway engineer. -- Velká Británie : London : Institute of Mechanical Engineering, 1976 London : Mechanical Engineering Publ., 1976-1978. -- ISSN 0308-3209 |
| #675 | Railway track and structures. -- New York : Simmons-Boardman, 1953-. -- ISSN 0033-9016 |
| #676 | Real estate New York. -- New York : Real Estate New York, 1994-. -- ISSN 1079-1272 |
| #677 | Realit. -- Praha : Mladá fronta, 1994-. -- ISSN 1210-8308 |
| #678 | Realizace staveb : stavební materály - výrobky - technologie - konstrukce. -- Praha : Jaga Media, 2006-. -- ISSN 1802-0631 |
| #679 | Reeves journal. -- Laguna Hills : James E. Henderson. -- ISSN 0048-7066 |
| #680 | Refrigeration and air conditioning. -- Croydon : Emap Maclaren, 1988-1990. -- ISSN 0958-3998 |