APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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