Citazione Stile APA (7a Edizione)

Baber,Eric. (2011). Fifty ways to improve your business english using the internet: Without too much effort. Orient BlackSwan.

Citazione stile Chigago Style (17a edizione)

Baber,Eric. Fifty Ways to Improve Your Business English Using the Internet: Without Too Much Effort. Hyderabad: Orient BlackSwan, 2011.

Citatione MLA (8a ed.)

Baber,Eric. Fifty Ways to Improve Your Business English Using the Internet: Without Too Much Effort. Orient BlackSwan, 2011.