Cita APA

Heath, R. B. (1975). Impact assignments in english (2a. ed.). Longman.

Citación estilo Chicago

Heath, R. B. Impact Assignments in English. 2a. ed. Londres: Longman, 1975.

Cita MLA

Heath, R. B. Impact Assignments in English. 2a. ed. Longman, 1975.

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