Cita APA (7a ed.)

Palmer, G. (1988). A guide to Americana: The American collections in the British Library. Saur.

Cita Chicago Style (17a ed.)

Palmer, Gregory. A Guide to Americana: The American Collections in the British Library. London [etc.]: Saur, 1988.

Cita MLA (9a ed.)

Palmer, Gregory. A Guide to Americana: The American Collections in the British Library. Saur, 1988.