Citazione Stile APA (7a Edizione)

(2019). English verbs: Total language study program. McGraw-Hill Education.

Citazione stile Chigago Style (17a edizione)

English Verbs: Total Language Study Program. New York: McGraw-Hill Education, 2019.

Citatione MLA (9a ed.)

English Verbs: Total Language Study Program. McGraw-Hill Education, 2019.