Citazione Stile APA (7a Edizione)

(2009). Longman dictionary of contemporary English (Fifth ed.). Pearson Education.

Citazione stile Chigago Style (17a edizione)

Longman Dictionary of Contemporary English. Fifth ed. Harlow: Pearson Education, 2009.

Citatione MLA (9a ed.)

Longman Dictionary of Contemporary English. Fifth ed. Pearson Education, 2009.