Webster, N., & McKechnie, J. L. (1983). New twentieth century dictionary english language: Based upon the broad foundations laid down by Noah Webster. Extensively revised by the publisher's editorial staff under the general superviosion of Jean L. Mckechnie (Unabridged 2. ed.). Prenctice Hall Pr..

Webster, Noah, and Jean L. McKechnie. New Twentieth Century Dictionary English Language: Based upon the Broad Foundations Laid Down by Noah Webster. Extensively Revised by the Publisher's Editorial Staff Under the General Superviosion of Jean L. Mckechnie. Unabridged 2. ed. New York, NY [u.a.]: Prenctice Hall Pr., 1983.

Webster, Noah, and Jean L. McKechnie. New Twentieth Century Dictionary English Language: Based upon the Broad Foundations Laid Down by Noah Webster. Extensively Revised by the Publisher's Editorial Staff Under the General Superviosion of Jean L. Mckechnie. Unabridged 2. ed. Prenctice Hall Pr., 1983.