APA (7th ed.) Zitazioa

Boston Philatelic Society; Boston Public Library. Catalogue of books on philately in the Public Library of the city of Boston.

Chicago Style (17th ed.) Zitazioa

Boston Philatelic Society; Boston Public Library. Catalogue of Books on Philately in the Public Library of the City of Boston.

MLA (9th ed.) Zitazioa

Boston Philatelic Society; Boston Public Library. Catalogue of Books on Philately in the Public Library of the City of Boston.