Audit Bureau of Circulations. A.B.C. blue book, publisher's statements. The Bureau.
Lua i Stíl Chicago (17ú heag.)Audit Bureau of Circulations. A.B.C. Blue Book, Publisher's Statements. Chicago: The Bureau.
Lua MLA (8ú heag.)Audit Bureau of Circulations. A.B.C. Blue Book, Publisher's Statements. The Bureau.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.