British union-catalogue of periodicals incorporating World list of scientific periodicals  new periodical titles. 

 - London :  Butterworths, 
<br/><br/> Description based on: 1960-68 (surrogate).  Edited <1970- > by K.I. Porter and C.J. Koster.  With five year cumulations.  Edited for the National Central Library (formerly edited for the Council of the British-Union-Catalogue of Periodicals, by James D. Stewart) by Kennth L. Porter and C.J. Koster. 
<br/><br/>Edited for the National Central Library. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Periodicals -- Bibliography -- Union lists.--Periodicals -- Bibliography -- Union lists.--Periodicals -- Bibliography -- Union lists.<br/>Libraries -- Great Britain.--Libraries -- Great Britain.