APA (7th ed.) Citation

Whittaker, D. J. (1997). Imagining the west: A guide to printed materials in the British Library on the literature of the American West. British Library.

Chicago Style (17th ed.) Citation

Whittaker, David J. Imagining the West: A Guide to Printed Materials in the British Library on the Literature of the American West. [London]: British Library, 1997.

MLA (9th ed.) Citation

Whittaker, David J. Imagining the West: A Guide to Printed Materials in the British Library on the Literature of the American West. British Library, 1997.