R R Bowker company. (1982). Ulrich's international periodicals directory: A bowker serials bibilography. v.2: N-Z with indexes. New york.
Chicago Edition CitationR R Bowker company. Ulrich's International Periodicals Directory: A Bowker Serials Bibilography. V.2: N-Z with Indexes. New york, 1982.
MLA Edition CitationR R Bowker company. Ulrich's International Periodicals Directory: A Bowker Serials Bibilography. V.2: N-Z with Indexes. New york, 1982.
Warning: These citations may not always be 100% accurate.