Bowker serials bibliography supplement.
R.R. Bowker Company.
New York : R. R. Bowker Co.,
1972-1976.
"A classified guide to current foreign and domestic serials."
Supersedes Supplement to Ulrich's international periodicals directory.
Issued as a suppl. to Ulrich's international periodicals directory and Irregular serials & annuals.
Periodicals
Ulrich's international periodicals directory
Irregular serials & annuals; an international directory
Ulrich's international periodicals directory. Supplement
Ulrich's quarterly