Cita APA (7a ed.)

Eckersley, C. E. (1961). A modern english course for foreign students [Tapa y portada]. Longmans , Green and Co Ltd..

Cita Chicago Style (17a ed.)

Eckersley, C. E. A Modern English Course for Foreign Students [Tapa Y Portada]. Londres: Longmans , Green and Co Ltd., 1961.

Cita MLA (9a ed.)

Eckersley, C. E. A Modern English Course for Foreign Students [Tapa Y Portada]. Longmans , Green and Co Ltd., 1961.