Murphy, H. A., & Hildebrandt, H. W. T. (2017). Effective Business Communication (7th ed.). McGraw Hill Education.
Cita Chicago (17th ed.)Murphy, Herta A., i Herbert W. Thomas Hildebrandt. Effective Business Communication. 7th ed. Chennai: McGraw Hill Education, 2017.
Cita MLA (9th ed.)Murphy, Herta A., i Herbert W. Thomas Hildebrandt. Effective Business Communication. 7th ed. McGraw Hill Education, 2017.
Atenció: Aquestes cites poden no estar 100% correctes.