Cita APA

Palmer, F. (1987). The English verb (2nd ed.). Longman.

Citación estilo Chicago

Palmer, F.R. The English Verb. 2nd ed. London: Longman, 1987.

Cita MLA

Palmer, F.R. The English Verb. 2nd ed. Longman, 1987.

Warning: These citations may not always be 100% accurate.