Cita APA (7th ed.)

Brieger, N. (1989). Early business contacts: Materials for developing listening and speaking skills for students of business English. Prentice Hall International UK.

Cita Chicago (17th ed.)

Brieger, Nick. Early Business Contacts: Materials for Developing Listening and Speaking Skills for Students of Business English. United Kingdom: Prentice Hall International UK, 1989.

Cita MLA (9th ed.)

Brieger, Nick. Early Business Contacts: Materials for Developing Listening and Speaking Skills for Students of Business English. Prentice Hall International UK, 1989.