Cita APA

Eckersley, C., & Kaufmann, W. (1976). English commercial practice and correspondence: A first course for foreign studies. London: Longman.

Citación estilo Chicago

Eckersley, C.E, and W. Kaufmann. English Commercial Practice and Correspondence: A First Course for Foreign Studies. London: Longman, 1976.

Cita MLA

Eckersley, C.E, and W. Kaufmann. English Commercial Practice and Correspondence: A First Course for Foreign Studies. London: Longman, 1976.