Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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

Attenzione: Queste citazioni potrebbero non essere precise al 100%.