Cita APA (7a ed.)

Christianson, C. P. (1990). A directory of London stationers and book artisans, 1300-1500. Bibliographical Society of America.

Cita Chicago Style (17a ed.)

Christianson, C. Paul. A Directory of London Stationers and Book Artisans, 1300-1500. New York: Bibliographical Society of America, 1990.

Cita MLA (9a ed.)

Christianson, C. Paul. A Directory of London Stationers and Book Artisans, 1300-1500. Bibliographical Society of America, 1990.