United States. Library of Congress, Savage, H., Droste, K. D., & Runshock, R. (1987). Library of Congress classification schedules combined with additions and changes through 1986 Class K: Law : Subclass KD : Law of the United Kingdom and Ireland. Gale Research Inc.

United States. Library of Congress, Helen Savage, Kathleen D. Droste, and Rita Runshock. Library of Congress Classification Schedules Combined with Additions and Changes Through 1986 Class K: Law : Subclass KD : Law of the United Kingdom and Ireland. Detroit: Gale Research Inc, 1987.

United States. Library of Congress, et al. Library of Congress Classification Schedules Combined with Additions and Changes Through 1986 Class K: Law : Subclass KD : Law of the United Kingdom and Ireland. Gale Research Inc, 1987.