APA (7th ed.) Citation

Leeson, F. L., & Parry, C. J. (1984). A directory of British peerages: From the earliest times to the present day. Society of Genealogists.

Chicago Style (17th ed.) Citation

Leeson, Francis L., and Colin J. Parry. A Directory of British Peerages: From the Earliest Times to the Present Day. London: Society of Genealogists, 1984.

MLA (9th ed.) Citation

Leeson, Francis L., and Colin J. Parry. A Directory of British Peerages: From the Earliest Times to the Present Day. Society of Genealogists, 1984.