Cita APA (7th ed.)

Schur, N. W. (1990). 1000 most obscure words. Facts on File.

Cita Chicago (17th ed.)

Schur, Norman W. 1000 Most Obscure Words. New York: Facts on File, 1990.

Cita MLA (9th ed.)

Schur, Norman W. 1000 Most Obscure Words. Facts on File, 1990.