Cita APA (7a ed.)

Judd, J. Advanced exercises in english for foreign students. Longmans, Green.

Cita Chicago Style (17a ed.)

Judd, J.O. Advanced Exercises in English for Foreign Students. London: Longmans, Green.

Cita MLA (8a ed.)

Judd, J.O. Advanced Exercises in English for Foreign Students. Longmans, Green.