Citazione Stile APA (7a Edizione)

Urdang, L. (1988). Dictionary of confusable words. Facts On File.

Citazione stile Chigago Style (17a edizione)

Urdang, Laurence. Dictionary of Confusable Words. New York: Facts On File, 1988.

Citatione MLA (9a ed.)

Urdang, Laurence. Dictionary of Confusable Words. Facts On File, 1988.