Cita APA

Grate, H. R. G. (2014). English pronunciation exercises for foreign language students (2nd. edition.). United States of America: GZG Media Group.

Citación estilo Chicago

Grate, Harriette Ruth Gordon. English Pronunciation Exercises for Foreign Language Students. 2nd. edition. United States of America: GZG Media Group, 2014.

Cita MLA

Grate, Harriette Ruth Gordon. English Pronunciation Exercises for Foreign Language Students. 2nd. edition. United States of America: GZG Media Group, 2014.