(1981). Business contacts: Materials for developing listening and speaking skills for the student of business English. Arnold.
Chicago-Zitierstil (17. Ausg.)Business Contacts: Materials for Developing Listening and Speaking Skills for the Student of Business English. London: Arnold, 1981.
MLA-Zitierstil (9. Ausg.)Business Contacts: Materials for Developing Listening and Speaking Skills for the Student of Business English. Arnold, 1981.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.