APA-Zitierstil (7. Ausg.)

Brieger, N., & Comfort, J. (1989). Early business contacts: Materials for developing listening and speaking skills for the student of business English (Reprint. with corr.). Prentice Hall.

Chicago-Zitierstil (17. Ausg.)

Brieger, Nick, und Jeremy Comfort. Early Business Contacts: Materials for Developing Listening and Speaking Skills for the Student of Business English. Reprint. with corr. New York u.a: Prentice Hall, 1989.

MLA-Zitierstil (9. Ausg.)

Brieger, Nick, und Jeremy Comfort. Early Business Contacts: Materials for Developing Listening and Speaking Skills for the Student of Business English. Reprint. with corr. Prentice Hall, 1989.