The Audit Burea of Circulations (ABC) website. The ABC provides advertisers, marketers and media buyers with verified circulation data for paid publications, delivering credibility to the media industry since 1932.
These Members interested in the data include advertisers, agencies, research companies, stockbrokers and leading financial institutions. The ABC audit process verifies the paid circulation of a publication over a defined audit period. ::: www.auditbureau.org.au