Ulrich's International periodicals directory.
Card's contents:A BOWKER SERIALS BIBLIOGRAPHY 194,673 Ulrich's International periodicals directory. A classified guide to current periodicals, foresign and domestic. 15 ed. 1973--1974. New York 1973 R.R.Bowker Co. 4° s. XL, nlb. 2 , 2706. A Bowker Serials Bibliography