PERSULESSY, G. H. (1988). Listening improvement exercises for students of englishas a foreign language. Depdikbud.
Cita Chicago (17th ed.)PERSULESSY, George Herman. Listening Improvement Exercises for Students of Englishas a Foreign Language. Jakarta: Depdikbud, 1988.
Cita MLA (9th ed.)PERSULESSY, George Herman. Listening Improvement Exercises for Students of Englishas a Foreign Language. Depdikbud, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.