Citazione Stile APA (7a Edizione)

British Library. National Bibliographic Service. (1991). Select: The newsletter of the National Bibliographic Service. British Library National Bibliographic Service.

Citazione stile Chigago Style (17a edizione)

British Library. National Bibliographic Service. Select: The Newsletter of the National Bibliographic Service. London: British Library National Bibliographic Service, 1991.

Citatione MLA (9a ed.)

British Library. National Bibliographic Service. Select: The Newsletter of the National Bibliographic Service. British Library National Bibliographic Service, 1991.