Citazione Stile APA (7a Edizione)
(2002). Word Power Dictionary: Improve your english as you build your vocabulary. The reader's digest association.
Citazione stile Chigago Style (17a edizione)
Word Power Dictionary: Improve Your English as You Build Your Vocabulary. New York: The reader's digest association, 2002.
Citatione MLA (9a ed.)
Word Power Dictionary: Improve Your English as You Build Your Vocabulary. The reader's digest association, 2002.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.