Ulrich's international periodicals directory
Inhalt Karte:A BOWKER SERIALS BIBLIOGRAPHY .............Podr.1 195,875 Ulrich's international periodicals directory. A classified guide to current periodicals, foreign and domestic.17 ed.1977-1978. New York 1977 R.R.Bowker Co.4 s. XXXVIII, 2096 A Bowker Serials Bibliography