Cita APA (7a ed.)

British Library. (1990). The British Library: Humanities & social sciences collections : guide. British Library.

Cita Chicago Style (17a ed.)

British Library. The British Library: Humanities & Social Sciences Collections : Guide. London: British Library, 1990.

Cita MLA (9a ed.)

British Library. The British Library: Humanities & Social Sciences Collections : Guide. British Library, 1990.